223001012331 has 24 divisors (see below), whose sum is σ = 331762257360. Its totient is φ = 148044278592.

The previous prime is 223001012327. The next prime is 223001012357. The reversal of 223001012331 is 133210100322.

223001012331 is a `hidden beast` number, since 2 + 230 + 0 + 101 + 2 + 331 = 666.

It is not a de Polignac number, because 223001012331 - 2² = 223001012327 is a prime.

It is a super-2 number, since 2×223001012331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (223001012131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1469971 + ... + 1614563.

It is an arithmetic number, because the mean of its divisors is an integer number (13823427390).

Almost surely, 2^223001012331 is an apocalyptic number.

223001012331 is a deficient number, since it is larger than the sum of its proper divisors (108761245029).

223001012331 is an equidigital number, since it uses as much as digits as its factorization.

223001012331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145080 (or 144835 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 223001012331 its reverse (133210100322), we get a palindrome (356211112653).

The spelling of 223001012331 in words is "two hundred twenty-three billion, one million, twelve thousand, three hundred thirty-one".