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122012100102 = 2320335350017
BaseRepresentation
bin111000110100001111…
…1001110011000000110
3102122221020021212221110
41301220133032120012
53444340044200402
6132015050425450
711546400511314
oct1615037163006
9378836255843
10122012100102
1147821716772
121b791732286
13b67600a149
145c966710b4
15329195856c
hex1c687ce606

122012100102 has 8 divisors (see below), whose sum is σ = 244024200216. Its totient is φ = 40670700032.

The previous prime is 122012100083. The next prime is 122012100109. The reversal of 122012100102 is 201001210221.

It is a sphenic number, since it is the product of 3 distinct primes.

122012100102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122012100109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10167675003 + ... + 10167675014.

It is an arithmetic number, because the mean of its divisors is an integer number (30503025027).

Almost surely, 2122012100102 is an apocalyptic number.

122012100102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122012100102 is a wasteful number, since it uses less digits than its factorization.

122012100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20335350022.

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

Adding to 122012100102 its reverse (201001210221), we get a palindrome (323013310323).

The spelling of 122012100102 in words is "one hundred twenty-two billion, twelve million, one hundred thousand, one hundred two".

Divisors: 1 2 3 6 20335350017 40670700034 61006050051 122012100102