12020103231033 has 16 divisors (see below), whose sum is σ = 16050593892096. Its totient is φ = 8001514160640.

The previous prime is 12020103231023. The next prime is 12020103231091. The reversal of 12020103231033 is 33013230102021.

It is a de Polignac number, because none of the positive numbers 2^k-12020103231033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12020103231023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6238591 + ... + 7934747.

It is an arithmetic number, because the mean of its divisors is an integer number (1003162118256).

Almost surely, 2^{12020103231033} is an apocalyptic number.

It is an amenable number.

12020103231033 is a deficient number, since it is larger than the sum of its proper divisors (4030490661063).

12020103231033 is a wasteful number, since it uses less digits than its factorization.

12020103231033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699664.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12020103231033 its reverse (33013230102021), we get a palindrome (45033333333054).

The spelling of 12020103231033 in words is "twelve trillion, twenty billion, one hundred three million, two hundred thirty-one thousand, thirty-three".