201223233221312 has 14 divisors (see below), whose sum is σ = 399302353423668. Its totient is φ = 100611616610624.

The previous prime is 201223233221261. The next prime is 201223233221357. The reversal of 201223233221312 is 213122332322102.

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 as a sum of consecutive naturals, namely, 1572056509478 + ... + 1572056509605.

Almost surely, 2^{201223233221312} is an apocalyptic number.

It is an amenable number.

201223233221312 is a deficient number, since it is larger than the sum of its proper divisors (198079120202356).

201223233221312 is an equidigital number, since it uses as much as digits as its factorization.

201223233221312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144113019095 (or 3144113019085 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 201223233221312 its reverse (213122332322102), we get a palindrome (414345565543414).

The spelling of 201223233221312 in words is "two hundred one trillion, two hundred twenty-three billion, two hundred thirty-three million, two hundred twenty-one thousand, three hundred twelve".