21132311202033 has 16 divisors (see below), whose sum is σ = 29273114257920. Its totient is φ = 13544027767424.

The previous prime is 21132311202007. The next prime is 21132311202097. The reversal of 21132311202033 is 33020211323112.

It is not a de Polignac number, because 21132311202033 - 2¹² = 21132311197937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21132311201994 and 21132311202012.

It is not an unprimeable number, because it can be changed into a prime (21132311202533) 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, 521224641 + ... + 521265182.

It is an arithmetic number, because the mean of its divisors is an integer number (1829569641120).

Almost surely, 2^{21132311202033} is an apocalyptic number.

It is an amenable number.

21132311202033 is a deficient number, since it is larger than the sum of its proper divisors (8140803055887).

21132311202033 is a wasteful number, since it uses less digits than its factorization.

21132311202033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042490088.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 21132311202033 its reverse (33020211323112), we get a palindrome (54152522525145).

The spelling of 21132311202033 in words is "twenty-one trillion, one hundred thirty-two billion, three hundred eleven million, two hundred two thousand, thirty-three".