2312202231321 has 8 divisors (see below), whose sum is σ = 3083624021280. Its totient is φ = 1541124297792.

The previous prime is 2312202231319. The next prime is 2312202231329. The reversal of 2312202231321 is 1231322022132.

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

It is not a de Polignac number, because 2312202231321 - 2¹ = 2312202231319 is a prime.

It is a super-2 number, since 2×2312202231321² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2312202231291 and 2312202231300.

It is not an unprimeable number, because it can be changed into a prime (2312202231329) 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, 85948416 + ... + 85975313.

It is an arithmetic number, because the mean of its divisors is an integer number (385453002660).

Almost surely, 2^{2312202231321} is an apocalyptic number.

It is an amenable number.

2312202231321 is a deficient number, since it is larger than the sum of its proper divisors (771421789959).

2312202231321 is a wasteful number, since it uses less digits than its factorization.

2312202231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171928215.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 2312202231321 its reverse (1231322022132), we get a palindrome (3543524253453).

The spelling of 2312202231321 in words is "two trillion, three hundred twelve billion, two hundred two million, two hundred thirty-one thousand, three hundred twenty-one".