31222132332123 has 8 divisors (see below), whose sum is σ = 41640247349008. Its totient is φ = 20809386101664.

The previous prime is 31222132332109. The next prime is 31222132332257. The reversal of 31222132332123 is 32123323122213.

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

It is not a de Polignac number, because 31222132332123 - 2⁶ = 31222132332059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31222132331123) 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, 1342183036 + ... + 1342206297.

It is an arithmetic number, because the mean of its divisors is an integer number (5205030918626).

Almost surely, 2^{31222132332123} is an apocalyptic number.

31222132332123 is a deficient number, since it is larger than the sum of its proper divisors (10418115016885).

31222132332123 is a wasteful number, since it uses less digits than its factorization.

31222132332123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2684393213.

The product of its digits is 15552, while the sum is 30.

Adding to 31222132332123 its reverse (32123323122213), we get a palindrome (63345455454336).

The spelling of 31222132332123 in words is "thirty-one trillion, two hundred twenty-two billion, one hundred thirty-two million, three hundred thirty-two thousand, one hundred twenty-three".