21232022023212 has 96 divisors (see below), whose sum is σ = 66517103998464. Its totient is φ = 5090594688000.

The previous prime is 21232022023211. The next prime is 21232022023259.

21232022023212 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (21232022023211) 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 31 ways as a sum of consecutive naturals, for example, 883771789 + ... + 883795812.

It is an arithmetic number, because the mean of its divisors is an integer number (692886499984).

Almost surely, 2^{21232022023212} is an apocalyptic number.

21232022023212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21232022023212 is an abundant number, since it is smaller than the sum of its proper divisors (45285081975252).

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

21232022023212 is a wasteful number, since it uses less digits than its factorization.

21232022023212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767567639 (or 1767567637 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 2123202 and 2023212, that added together give a palindrome (4146414).

The spelling of 21232022023212 in words is "twenty-one trillion, two hundred thirty-two billion, twenty-two million, twenty-three thousand, two hundred twelve".