213412022131 has 32 divisors (see below), whose sum is σ = 271191172608. Its totient is φ = 163097975040.

The previous prime is 213412022123. The next prime is 213412022141. The reversal of 213412022131 is 131220214312.

It is not a de Polignac number, because 213412022131 - 2³ = 213412022123 is a prime.

It is a super-2 number, since 2×213412022131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213412022141) 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, 13553295 + ... + 13569031.

It is an arithmetic number, because the mean of its divisors is an integer number (8474724144).

Almost surely, 2^213412022131 is an apocalyptic number.

213412022131 is a deficient number, since it is larger than the sum of its proper divisors (57779150477).

213412022131 is a wasteful number, since it uses less digits than its factorization.

213412022131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19131.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 213412022131 its reverse (131220214312), we get a palindrome (344632236443).

The spelling of 213412022131 in words is "two hundred thirteen billion, four hundred twelve million, twenty-two thousand, one hundred thirty-one".