12031210222131 has 8 divisors (see below), whose sum is σ = 16045878896784. Its totient is φ = 8018674181120.

The previous prime is 12031210222061. The next prime is 12031210222147. The reversal of 12031210222131 is 13122201213021.

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 12031210222131 - 2⁹ = 12031210221619 is a prime.

It is a super-2 number, since 2×12031210222131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12031210222098 and 12031210222107.

It is not an unprimeable number, because it can be changed into a prime (12031210221131) 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, 533145246 + ... + 533167811.

It is an arithmetic number, because the mean of its divisors is an integer number (2005734862098).

Almost surely, 2^{12031210222131} is an apocalyptic number.

12031210222131 is a deficient number, since it is larger than the sum of its proper divisors (4014668674653).

12031210222131 is a wasteful number, since it uses less digits than its factorization.

12031210222131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066316821.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12031210222131 its reverse (13122201213021), we get a palindrome (25153411435152).

The spelling of 12031210222131 in words is "twelve trillion, thirty-one billion, two hundred ten million, two hundred twenty-two thousand, one hundred thirty-one".