20132311031204 has 12 divisors (see below), whose sum is σ = 35231643533184. Its totient is φ = 10066127164584.

The previous prime is 20132311031197. The next prime is 20132311031213. The reversal of 20132311031204 is 40213011323102.

It is a self number, because there is not a number n which added to its sum of digits gives 20132311031204.

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, 5447852 + ... + 8363235.

It is an arithmetic number, because the mean of its divisors is an integer number (2935970294432).

Almost surely, 2^{20132311031204} is an apocalyptic number.

It is an amenable number.

20132311031204 is a deficient number, since it is larger than the sum of its proper divisors (15099332501980).

20132311031204 is a wasteful number, since it uses less digits than its factorization.

20132311031204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14175514 (or 14175512 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 20132311031204 its reverse (40213011323102), we get a palindrome (60345322354306).

The spelling of 20132311031204 in words is "twenty trillion, one hundred thirty-two billion, three hundred eleven million, thirty-one thousand, two hundred four".