231222244312004 has 48 divisors (see below), whose sum is σ = 456162143887296. Its totient is φ = 101640406224000.

The previous prime is 231222244311983. The next prime is 231222244312049. The reversal of 231222244312004 is 400213442222132.

It is a super-2 number, since 2×231222244312004² (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 15 ways as a sum of consecutive naturals, for example, 604811327 + ... + 605193510.

It is an arithmetic number, because the mean of its divisors is an integer number (9503377997652).

Almost surely, 2^{231222244312004} is an apocalyptic number.

It is an amenable number.

231222244312004 is a deficient number, since it is larger than the sum of its proper divisors (224939899575292).

231222244312004 is a wasteful number, since it uses less digits than its factorization.

231222244312004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1210004996 (or 1210004994 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 231222244312004 its reverse (400213442222132), we get a palindrome (631435686534136).

The spelling of 231222244312004 in words is "two hundred thirty-one trillion, two hundred twenty-two billion, two hundred forty-four million, three hundred twelve thousand, four".