100122012000012 has 24 divisors (see below), whose sum is σ = 245913713684800. Its totient is φ = 31617477473616.

The previous prime is 100122011999957. The next prime is 100122012000013. The reversal of 100122012000012 is 210000210221001.

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

It is not an unprimeable number, because it can be changed into a prime (100122012000013) 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, 219565815562 + ... + 219565816017.

Almost surely, 2^{100122012000012} is an apocalyptic number.

100122012000012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100122012000012 is an abundant number, since it is smaller than the sum of its proper divisors (145791701684788).

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

100122012000012 is a wasteful number, since it uses less digits than its factorization.

100122012000012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439131631605 (or 439131631603 counting only the distinct ones).

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

Adding to 100122012000012 its reverse (210000210221001), we get a palindrome (310122222221013).

The spelling of 100122012000012 in words is "one hundred trillion, one hundred twenty-two billion, twelve million, twelve", and thus it is an aban number.