20131233113032 has 32 divisors (see below), whose sum is σ = 38361852950400. Its totient is φ = 9902325610944.

The previous prime is 20131233113029. The next prime is 20131233113039. The reversal of 20131233113032 is 23031133213102.

It is a junction number, because it is equal to n+sod(n) for n = 20131233112988 and 20131233113006.

It is not an unprimeable number, because it can be changed into a prime (20131233113039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57321718 + ... + 57671845.

It is an arithmetic number, because the mean of its divisors is an integer number (1198807904700).

Almost surely, 2^{20131233113032} is an apocalyptic number.

It is an amenable number.

20131233113032 is a deficient number, since it is larger than the sum of its proper divisors (18230619837368).

20131233113032 is a wasteful number, since it uses less digits than its factorization.

20131233113032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114993925 (or 114993921 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 20131233113032 its reverse (23031133213102), we get a palindrome (43162366326134).

The spelling of 20131233113032 in words is "twenty trillion, one hundred thirty-one billion, two hundred thirty-three million, one hundred thirteen thousand, thirty-two".