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20220201210210 = 2351097614409031
BaseRepresentation
bin1001001100011111000011…
…11010010001000101100010
32122121000212120212222220220
410212033201322101011202
510122241433002211320
6111001010542143510
74154601302310321
oct446174172210542
978530776788826
1020220201210210
116496380497491
122326988581b96
13b389ab899921
144dc93d2400b8
15250e91a6de40
hex1263e1e91162

20220201210210 has 32 divisors (see below), whose sum is σ = 48572720433792. Its totient is φ = 5387138375040.

The previous prime is 20220201210103. The next prime is 20220201210257. The reversal of 20220201210210 is 1201210202202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20220201210210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307171606 + ... + 307237425.

It is an arithmetic number, because the mean of its divisors is an integer number (1517897513556).

Almost surely, 220220201210210 is an apocalyptic number.

20220201210210 is an abundant number, since it is smaller than the sum of its proper divisors (28352519223582).

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

20220201210210 is a wasteful number, since it uses less digits than its factorization.

20220201210210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 614410138.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 20220201210210 its reverse (1201210202202), we get a palindrome (21421411412412).

The spelling of 20220201210210 in words is "twenty trillion, two hundred twenty billion, two hundred one million, two hundred ten thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 1097 2194 3291 5485 6582 10970 16455 32910 614409031 1228818062 1843227093 3072045155 3686454186 6144090310 9216135465 18432270930 674006707007 1348013414014 2022020121021 3370033535035 4044040242042 6740067070070 10110100605105 20220201210210