213010333131 has 4 divisors (see below), whose sum is σ = 284013777512. Its totient is φ = 142006888752.

The previous prime is 213010333121. The next prime is 213010333153. The reversal of 213010333131 is 131333010312.

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

It is not a de Polignac number, because 213010333131 - 2¹⁰ = 213010332107 is a prime.

It is a super-2 number, since 2×213010333131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213010333098 and 213010333107.

It is not an unprimeable number, because it can be changed into a prime (213010333121) 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, 35501722186 + ... + 35501722191.

It is an arithmetic number, because the mean of its divisors is an integer number (71003444378).

Almost surely, 2^213010333131 is an apocalyptic number.

213010333131 is a deficient number, since it is larger than the sum of its proper divisors (71003444381).

213010333131 is an equidigital number, since it uses as much as digits as its factorization.

213010333131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71003444380.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 213010333131 its reverse (131333010312), we get a palindrome (344343343443).

The spelling of 213010333131 in words is "two hundred thirteen billion, ten million, three hundred thirty-three thousand, one hundred thirty-one".