231222203002 has 32 divisors (see below), whose sum is σ = 409280799744. Its totient is φ = 95872032000.

The previous prime is 231222202999. The next prime is 231222203041. The reversal of 231222203002 is 200302222132.

It is a super-2 number, since 2×231222203002² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1534258 + ... + 1678210.

It is an arithmetic number, because the mean of its divisors is an integer number (12790024992).

Almost surely, 2^231222203002 is an apocalyptic number.

231222203002 is a deficient number, since it is larger than the sum of its proper divisors (178058596742).

231222203002 is a wasteful number, since it uses less digits than its factorization.

231222203002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147694.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 231222203002 its reverse (200302222132), we get a palindrome (431524425134).

The spelling of 231222203002 in words is "two hundred thirty-one billion, two hundred twenty-two million, two hundred three thousand, two".