213331323121131 has 8 divisors (see below), whose sum is σ = 287258019252624. Its totient is φ = 140812754535200.

The previous prime is 213331323121127. The next prime is 213331323121261. The reversal of 213331323121131 is 131121323133312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213331323121131 - 2² = 213331323121127 is a prime.

It is a super-2 number, since 2×213331323121131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213331323121121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352031886036 + ... + 352031886641.

It is an arithmetic number, because the mean of its divisors is an integer number (35907252406578).

Almost surely, 2^{213331323121131} is an apocalyptic number.

213331323121131 is a deficient number, since it is larger than the sum of its proper divisors (73926696131493).

213331323121131 is a wasteful number, since it uses less digits than its factorization.

213331323121131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704063772781.

The product of its digits is 5832, while the sum is 30.

Adding to 213331323121131 its reverse (131121323133312), we get a palindrome (344452646254443).

The spelling of 213331323121131 in words is "two hundred thirteen trillion, three hundred thirty-one billion, three hundred twenty-three million, one hundred twenty-one thousand, one hundred thirty-one".