12210312111331 has 8 divisors (see below), whose sum is σ = 12320883674624. Its totient is φ = 12099965976000.

The previous prime is 12210312111307. The next prime is 12210312111433. The reversal of 12210312111331 is 13311121301221.

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 12210312111331 - 2⁷ = 12210312111203 is a prime.

It is a super-2 number, since 2×12210312111331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12210312111301) 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, 56248170 + ... + 56464831.

It is an arithmetic number, because the mean of its divisors is an integer number (1540110459328).

Almost surely, 2^{12210312111331} is an apocalyptic number.

12210312111331 is a deficient number, since it is larger than the sum of its proper divisors (110571563293).

12210312111331 is a wasteful number, since it uses less digits than its factorization.

12210312111331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112713981.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 12210312111331 its reverse (13311121301221), we get a palindrome (25521433412552).

The spelling of 12210312111331 in words is "twelve trillion, two hundred ten billion, three hundred twelve million, one hundred eleven thousand, three hundred thirty-one".