132012230100021 has 6 divisors (see below), whose sum is σ = 190684332366710. Its totient is φ = 88008153400008.

The previous prime is 132012230100019. The next prime is 132012230100061. The reversal of 132012230100021 is 120001032210231.

132012230100021 is a `hidden beast` number, since 1 + 320 + 1 + 22 + 301 + 0 + 0 + 0 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 131917743947025 + 94486152996 = 11485545^2 + 307386^2 .

It is not a de Polignac number, because 132012230100021 - 2¹ = 132012230100019 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 132012230099967 and 132012230100003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132012230100011) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7334012783326 + ... + 7334012783343.

Almost surely, 2^{132012230100021} is an apocalyptic number.

It is an amenable number.

132012230100021 is a deficient number, since it is larger than the sum of its proper divisors (58672102266689).

132012230100021 is a wasteful number, since it uses less digits than its factorization.

132012230100021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14668025566675 (or 14668025566672 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 132012230100021 its reverse (120001032210231), we get a palindrome (252013262310252).

The spelling of 132012230100021 in words is "one hundred thirty-two trillion, twelve billion, two hundred thirty million, one hundred thousand, twenty-one".