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20230120200 = 2335245077481
BaseRepresentation
bin10010110101110011…
…110010001100001000
31221012212112120211010
4102311303302030020
5312412402321300
613143225403520
71314215120163
oct226563621410
957185476733
1020230120200
118641414804
123b070395a0
131ba5279834
14d9caa8ada
157d6074a50
hex4b5cf2308

20230120200 has 96 divisors (see below), whose sum is σ = 62735672160. Its totient is φ = 5392780800.

The previous prime is 20230120171. The next prime is 20230120219. The reversal of 20230120200 is 202103202.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2700460 + ... + 2707940.

It is an arithmetic number, because the mean of its divisors is an integer number (653496585).

Almost surely, 220230120200 is an apocalyptic number.

20230120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20230120200 is an abundant number, since it is smaller than the sum of its proper divisors (42505551960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20230120200 is a wasteful number, since it uses less digits than its factorization.

20230120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12007 (or 11998 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 20230120200 its reverse (202103202), we get a palindrome (20432223402).

The spelling of 20230120200 in words is "twenty billion, two hundred thirty million, one hundred twenty thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 4507 7481 9014 13521 14962 18028 22443 22535 27042 29924 36056 37405 44886 45070 54084 59848 67605 74810 89772 90140 108168 112215 112675 135210 149620 179544 180280 187025 224430 225350 270420 299240 338025 374050 448860 450700 540840 561075 676050 748100 897720 901400 1122150 1352100 1496200 2244300 2704200 4488600 33716867 67433734 101150601 134867468 168584335 202301202 269734936 337168670 404602404 505753005 674337340 809204808 842921675 1011506010 1348674680 1685843350 2023012020 2528765025 3371686700 4046024040 5057530050 6743373400 10115060100 20230120200