1201232323323 has 20 divisors (see below), whose sum is σ = 1811855167408. Its totient is φ = 793046576880.

The previous prime is 1201232323303. The next prime is 1201232323339. The reversal of 1201232323323 is 3233232321021.

1201232323323 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 2 + 323 + 2 + 332 + 3 = 666.

It is not a de Polignac number, because 1201232323323 - 2¹² = 1201232319227 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201232323303) 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 19 ways as a sum of consecutive naturals, for example, 71982088 + ... + 71998773.

Almost surely, 2^{1201232323323} is an apocalyptic number.

1201232323323 is a deficient number, since it is larger than the sum of its proper divisors (610622844085).

1201232323323 is a wasteful number, since it uses less digits than its factorization.

1201232323323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143980976 (or 143980967 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 1201232323323 its reverse (3233232321021), we get a palindrome (4434464644344).

The spelling of 1201232323323 in words is "one trillion, two hundred one billion, two hundred thirty-two million, three hundred twenty-three thousand, three hundred twenty-three".