123120010122 has 8 divisors (see below), whose sum is σ = 246240020256. Its totient is φ = 41040003372.

The previous prime is 123120010109. The next prime is 123120010133. The reversal of 123120010122 is 221010021321.

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

123120010122 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10260000838 + ... + 10260000849.

It is an arithmetic number, because the mean of its divisors is an integer number (30780002532).

Almost surely, 2^123120010122 is an apocalyptic number.

123120010122 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.

123120010122 is a wasteful number, since it uses less digits than its factorization.

123120010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20520001692.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 123120010122 its reverse (221010021321), we get a palindrome (344130031443).

The spelling of 123120010122 in words is "one hundred twenty-three billion, one hundred twenty million, ten thousand, one hundred twenty-two".