331211112120213 has 32 divisors (see below), whose sum is σ = 478317900278400. Its totient is φ = 202651555173120.

The previous prime is 331211112120197. The next prime is 331211112120221. The reversal of 331211112120213 is 312021211112133.

It is not a de Polignac number, because 331211112120213 - 2⁴ = 331211112120197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331211112125213) 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, 26954170 + ... + 37268612.

It is an arithmetic number, because the mean of its divisors is an integer number (14947434383700).

Almost surely, 2^{331211112120213} is an apocalyptic number.

It is an amenable number.

331211112120213 is a deficient number, since it is larger than the sum of its proper divisors (147106788158187).

331211112120213 is a wasteful number, since it uses less digits than its factorization.

331211112120213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10319189.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 331211112120213 its reverse (312021211112133), we get a palindrome (643232323232346).

The spelling of 331211112120213 in words is "three hundred thirty-one trillion, two hundred eleven billion, one hundred twelve million, one hundred twenty thousand, two hundred thirteen".