102100122020012 has 24 divisors (see below), whose sum is σ = 182152224086112. Its totient is φ = 50057748790400.

The previous prime is 102100122020009. The next prime is 102100122020131. The reversal of 102100122020012 is 210020221001201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139555064 + ... + 140284767.

It is an arithmetic number, because the mean of its divisors is an integer number (7589676003588).

Almost surely, 2^{102100122020012} is an apocalyptic number.

It is an amenable number.

102100122020012 is a deficient number, since it is larger than the sum of its proper divisors (80052102066100).

102100122020012 is a wasteful number, since it uses less digits than its factorization.

102100122020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279841609 (or 279841607 counting only the distinct ones).

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

Adding to 102100122020012 its reverse (210020221001201), we get a palindrome (312120343021213).

The spelling of 102100122020012 in words is "one hundred two trillion, one hundred billion, one hundred twenty-two million, twenty thousand, twelve".