21232122120132 has 48 divisors (see below), whose sum is σ = 61766173443072. Its totient is φ = 5514836914080.

The previous prime is 21232122120101. The next prime is 21232122120137. The reversal of 21232122120132 is 23102122123212.

It is not an unprimeable number, because it can be changed into a prime (21232122120137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11489242648 + ... + 11489244495.

It is an arithmetic number, because the mean of its divisors is an integer number (1286795280064).

Almost surely, 2^{21232122120132} is an apocalyptic number.

21232122120132 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21232122120132 is an abundant number, since it is smaller than the sum of its proper divisors (40534051322940).

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

21232122120132 is a wasteful number, since it uses less digits than its factorization.

21232122120132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22978487168 (or 22978487166 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 21232122120132 its reverse (23102122123212), we get a palindrome (44334244243344).

The spelling of 21232122120132 in words is "twenty-one trillion, two hundred thirty-two billion, one hundred twenty-two million, one hundred twenty thousand, one hundred thirty-two".