231321110101322 has 16 divisors (see below), whose sum is σ = 347142480272232. Its totient is φ = 115606955056320.

The previous prime is 231321110101309. The next prime is 231321110101343. The reversal of 231321110101322 is 223101011123132.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 185218517469001 + 46102592632321 = 13609501^2 + 6789889^2 .

It is a super-2 number, since 2×231321110101322² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91223672 + ... + 93725132.

Almost surely, 2^{231321110101322} is an apocalyptic number.

231321110101322 is a deficient number, since it is larger than the sum of its proper divisors (115821370170910).

231321110101322 is a wasteful number, since it uses less digits than its factorization.

231321110101322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2522873.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 231321110101322 its reverse (223101011123132), we get a palindrome (454422121224454).

The spelling of 231321110101322 in words is "two hundred thirty-one trillion, three hundred twenty-one billion, one hundred ten million, one hundred one thousand, three hundred twenty-two".