231323002222 has 16 divisors (see below), whose sum is σ = 373771181952. Its totient is φ = 106737158880.

The previous prime is 231323002217. The next prime is 231323002277. The reversal of 231323002222 is 222200323132.

It is a junction number, because it is equal to n+sod(n) for n = 231323002193 and 231323002202.

It is a congruent number.

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, 1033854 + ... + 1237537.

It is an arithmetic number, because the mean of its divisors is an integer number (23360698872).

Almost surely, 2^231323002222 is an apocalyptic number.

231323002222 is a deficient number, since it is larger than the sum of its proper divisors (142448179730).

231323002222 is a wasteful number, since it uses less digits than its factorization.

231323002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275323.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 231323002222 its reverse (222200323132), we get a palindrome (453523325354).

The spelling of 231323002222 in words is "two hundred thirty-one billion, three hundred twenty-three million, two thousand, two hundred twenty-two".