123020232212 has 6 divisors (see below), whose sum is σ = 215285406378. Its totient is φ = 61510116104.

The previous prime is 123020232151. The next prime is 123020232239. The reversal of 123020232212 is 212232020321.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 112409996176 + 10610236036 = 335276^2 + 103006^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15377529023 + ... + 15377529030.

It is an arithmetic number, because the mean of its divisors is an integer number (35880901063).

Almost surely, 2^123020232212 is an apocalyptic number.

It is an amenable number.

123020232212 is a deficient number, since it is larger than the sum of its proper divisors (92265174166).

123020232212 is a wasteful number, since it uses less digits than its factorization.

123020232212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30755058057 (or 30755058055 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 123020232212 its reverse (212232020321), we get a palindrome (335252252533).

The spelling of 123020232212 in words is "one hundred twenty-three billion, twenty million, two hundred thirty-two thousand, two hundred twelve".