123012214361128 has 32 divisors (see below), whose sum is σ = 240677287027200. Its totient is φ = 58831631497408.

The previous prime is 123012214361089. The next prime is 123012214361131. The reversal of 123012214361128 is 821163412210321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37283625 + ... + 40448647.

It is an arithmetic number, because the mean of its divisors is an integer number (7521165219600).

Almost surely, 2^{123012214361128} is an apocalyptic number.

It is an amenable number.

123012214361128 is a deficient number, since it is larger than the sum of its proper divisors (117665072666072).

123012214361128 is a wasteful number, since it uses less digits than its factorization.

123012214361128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3376281 (or 3376277 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

Adding to 123012214361128 its reverse (821163412210321), we get a palindrome (944175626571449).

The spelling of 123012214361128 in words is "one hundred twenty-three trillion, twelve billion, two hundred fourteen million, three hundred sixty-one thousand, one hundred twenty-eight".