2231123232004 has 24 divisors (see below), whose sum is σ = 4017964039488. Its totient is φ = 1083253390560.

The previous prime is 2231123231959. The next prime is 2231123232073. The reversal of 2231123232004 is 4002323211322.

It is a super-3 number, since 3×2231123232004³ (a number of 38 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2231123232004.

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, 14910802 + ... + 15059689.

It is an arithmetic number, because the mean of its divisors is an integer number (167415168312).

Almost surely, 2^{2231123232004} is an apocalyptic number.

It is an amenable number.

2231123232004 is a deficient number, since it is larger than the sum of its proper divisors (1786840807484).

2231123232004 is a wasteful number, since it uses less digits than its factorization.

2231123232004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29971035 (or 29971033 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2231123232004 its reverse (4002323211322), we get a palindrome (6233446443326).

The spelling of 2231123232004 in words is "two trillion, two hundred thirty-one billion, one hundred twenty-three million, two hundred thirty-two thousand, four".