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200102021011200 = 28352711532553781
BaseRepresentation
bin101101011111110111100001…
…111000011001011100000000
3222020111120021220011101222210
4231133313201320121130000
5202211432414334324300
61545325333245502120
760101615422515120
oct5537674170313400
9866446256141883
10200102021011200
1158838877237040
121a539141b71940
1387867026c1429
14375adbd24cc80
1518201a593c050
hexb5fde1e19700

200102021011200 has 864 divisors, whose sum is σ = 838863696287232. Its totient is φ = 40795103232000.

The previous prime is 200102021011187. The next prime is 200102021011213. The reversal of 200102021011200 is 2110120201002.

It is an interprime number because it is at equal distance from previous prime (200102021011187) and next prime (200102021011213).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 77078310 + ... + 79632090.

It is an arithmetic number, because the mean of its divisors is an integer number (970907055888).

Almost surely, 2200102021011200 is an apocalyptic number.

200102021011200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200102021011200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419431848143616).

200102021011200 is an abundant number, since it is smaller than the sum of its proper divisors (638761675276032).

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

200102021011200 is a wasteful number, since it uses less digits than its factorization.

200102021011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2553881 (or 2553862 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 200102021011200 its reverse (2110120201002), we get a palindrome (202212141212202).

The spelling of 200102021011200 in words is "two hundred trillion, one hundred two billion, twenty-one million, eleven thousand, two hundred".