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210120101000102 = 21311275296288649
BaseRepresentation
bin101111110001101001100101…
…111110101111001110100110
31000112222021201010002020222202
4233301221211332233032212
5210020101431324000402
62022515501455454502
762154450660433346
oct5761514576571646
91015867633066882
10210120101000102
1160a50486216347
121b696824827432
139032318505527
1439c5c1d66ad26
151945a8cc88b02
hexbf1a65faf3a6

210120101000102 has 16 divisors (see below), whose sum is σ = 317588647662000. Its totient is φ = 104257231278720.

The previous prime is 210120101000101. The next prime is 210120101000137. The reversal of 210120101000102 is 201000101021012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210120101000101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30268274 + ... + 36556922.

It is an arithmetic number, because the mean of its divisors is an integer number (19849290478875).

Almost surely, 2210120101000102 is an apocalyptic number.

210120101000102 is a deficient number, since it is larger than the sum of its proper divisors (107468546661898).

210120101000102 is a wasteful number, since it uses less digits than its factorization.

210120101000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6416311.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 210120101000102 its reverse (201000101021012), we get a palindrome (411120202021114).

The spelling of 210120101000102 in words is "two hundred ten trillion, one hundred twenty billion, one hundred one million, one hundred two", and thus it is an aban number.

Divisors: 1 2 131 262 127529 255058 6288649 12577298 16706299 33412598 823813019 1647626038 801985118321 1603970236642 105060050500051 210120101000102