211023122133 has 32 divisors (see below), whose sum is σ = 287072553600. Its totient is φ = 137844377600.

The previous prime is 211023122113. The next prime is 211023122153. The reversal of 211023122133 is 331221320112.

It is an interprime number because it is at equal distance from previous prime (211023122113) and next prime (211023122153).

It is a cyclic number.

It is not a de Polignac number, because 211023122133 - 2⁶ = 211023122069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211023122113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122615713 + ... + 122617433.

It is an arithmetic number, because the mean of its divisors is an integer number (8971017300).

Almost surely, 2^211023122133 is an apocalyptic number.

It is an amenable number.

211023122133 is a deficient number, since it is larger than the sum of its proper divisors (76049431467).

211023122133 is a wasteful number, since it uses less digits than its factorization.

211023122133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3653.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 211023122133 its reverse (331221320112), we get a palindrome (542244442245).

The spelling of 211023122133 in words is "two hundred eleven billion, twenty-three million, one hundred twenty-two thousand, one hundred thirty-three".