20231321134002 has 32 divisors (see below), whose sum is σ = 44569618329600. Its totient is φ = 6071181979920.

The previous prime is 20231321133979. The next prime is 20231321134033. The reversal of 20231321134002 is 20043112313202.

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, 1488028002 + ... + 1488041597.

It is an arithmetic number, because the mean of its divisors is an integer number (1392800572800).

Almost surely, 2^{20231321134002} is an apocalyptic number.

20231321134002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20231321134002 is an abundant number, since it is smaller than the sum of its proper divisors (24338297195598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20231321134002 is a wasteful number, since it uses less digits than its factorization.

20231321134002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976069718.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 20231321134002 its reverse (20043112313202), we get a palindrome (40274433447204).

The spelling of 20231321134002 in words is "twenty trillion, two hundred thirty-one billion, three hundred twenty-one million, one hundred thirty-four thousand, two".