20123132113232 has 40 divisors (see below), whose sum is σ = 39000339473280. Its totient is φ = 10058528937600.

The previous prime is 20123132113219. The next prime is 20123132113247. The reversal of 20123132113232 is 23231123132102.

It is a congruent number.

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, 1190498093 + ... + 1190514995.

It is an arithmetic number, because the mean of its divisors is an integer number (975008486832).

Almost surely, 2^{20123132113232} is an apocalyptic number.

It is an amenable number.

20123132113232 is a deficient number, since it is larger than the sum of its proper divisors (18877207360048).

20123132113232 is a wasteful number, since it uses less digits than its factorization.

20123132113232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34971 (or 34965 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 20123132113232 its reverse (23231123132102), we get a palindrome (43354255245334).

The spelling of 20123132113232 in words is "twenty trillion, one hundred twenty-three billion, one hundred thirty-two million, one hundred thirteen thousand, two hundred thirty-two".