123020100412 has 24 divisors (see below), whose sum is σ = 242955059760. Its totient is φ = 53990012160.

The previous prime is 123020100319. The next prime is 123020100431. The reversal of 123020100412 is 214001020321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48204093 + ... + 48206644.

It is an arithmetic number, because the mean of its divisors is an integer number (10123127490).

Almost surely, 2^123020100412 is an apocalyptic number.

It is an amenable number.

123020100412 is a deficient number, since it is larger than the sum of its proper divisors (119934959348).

123020100412 is a wasteful number, since it uses less digits than its factorization.

123020100412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96410781 (or 96410779 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 123020100412 its reverse (214001020321), we get a palindrome (337021120733).

The spelling of 123020100412 in words is "one hundred twenty-three billion, twenty million, one hundred thousand, four hundred twelve".