20131233113010 has 32 divisors (see below), whose sum is σ = 48316249302912. Its totient is φ = 5368185515520.

The previous prime is 20131233112973. The next prime is 20131233113029. The reversal of 20131233113010 is 1031133213102.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7812286 + ... + 10064505.

It is an arithmetic number, because the mean of its divisors is an integer number (1509882790716).

Almost surely, 2^{20131233113010} is an apocalyptic number.

20131233113010 is an abundant number, since it is smaller than the sum of its proper divisors (28185016189902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20131233113010 is a wasteful number, since it uses less digits than its factorization.

20131233113010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17914338.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 20131233113010 its reverse (1031133213102), we get a palindrome (21162366326112).

The spelling of 20131233113010 in words is "twenty trillion, one hundred thirty-one billion, two hundred thirty-three million, one hundred thirteen thousand, ten".