21132133022111 has 2 divisors, whose sum is σ = 21132133022112. Its totient is φ = 21132133022110.

The previous prime is 21132133021991. The next prime is 21132133022153. The reversal of 21132133022111 is 11122033123112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21132133022111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21132133024111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10566066511055 + 10566066511056.

It is an arithmetic number, because the mean of its divisors is an integer number (10566066511056).

Almost surely, 2^{21132133022111} is an apocalyptic number.

21132133022111 is a deficient number, since it is larger than the sum of its proper divisors (1).

21132133022111 is an equidigital number, since it uses as much as digits as its factorization.

21132133022111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 21132133022111 its reverse (11122033123112), we get a palindrome (32254166145223).

The spelling of 21132133022111 in words is "twenty-one trillion, one hundred thirty-two billion, one hundred thirty-three million, twenty-two thousand, one hundred eleven".