213314240233131 has 4 divisors (see below), whose sum is σ = 284418986977512. Its totient is φ = 142209493488752.

The previous prime is 213314240233123. The next prime is 213314240233163. The reversal of 213314240233131 is 131332042413312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213314240233131 - 2³ = 213314240233123 is a prime.

It is a super-2 number, since 2×213314240233131² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213314240233092 and 213314240233101.

It is not an unprimeable number, because it can be changed into a prime (213314240233231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35552373372186 + ... + 35552373372191.

It is an arithmetic number, because the mean of its divisors is an integer number (71104746744378).

Almost surely, 2^{213314240233131} is an apocalyptic number.

213314240233131 is a deficient number, since it is larger than the sum of its proper divisors (71104746744381).

213314240233131 is an equidigital number, since it uses as much as digits as its factorization.

213314240233131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71104746744380.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 213314240233131 its reverse (131332042413312), we get a palindrome (344646282646443).

The spelling of 213314240233131 in words is "two hundred thirteen trillion, three hundred fourteen billion, two hundred forty million, two hundred thirty-three thousand, one hundred thirty-one".