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101210202212 = 22719190244741
BaseRepresentation
bin101111001000010011…
…0010010000001100100
3100200020111211222120212
41132100212102001210
53124234302432322
6114254553514552
710212040344560
oct1362046220144
9320214758525
10101210202212
1139a1757aa19
1217747112a58
13970c466822
144c81a886a0
1529755dd0e2
hex1790992064

101210202212 has 24 divisors (see below), whose sum is σ = 213074111040. Its totient is φ = 41092863840.

The previous prime is 101210202209. The next prime is 101210202229. The reversal of 101210202212 is 212202012101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95121839 + ... + 95122902.

It is an arithmetic number, because the mean of its divisors is an integer number (8878087960).

Almost surely, 2101210202212 is an apocalyptic number.

It is an amenable number.

101210202212 is an abundant number, since it is smaller than the sum of its proper divisors (111863908828).

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

101210202212 is a wasteful number, since it uses less digits than its factorization.

101210202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190244771 (or 190244769 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101210202212 its reverse (212202012101), we get a palindrome (313412214313).

The spelling of 101210202212 in words is "one hundred one billion, two hundred ten million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 190244741 380489482 760978964 1331713187 2663426374 3614650079 5326852748 7229300158 14458600316 25302550553 50605101106 101210202212