132222121210021 has 4 divisors (see below), whose sum is σ = 132986410928172. Its totient is φ = 131457831491872.

The previous prime is 132222121210019. The next prime is 132222121210141. The reversal of 132222121210021 is 120012121222231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 109273278864996 + 22948842345025 = 10453386^2 + 4790495^2 .

It is a cyclic number.

It is not a de Polignac number, because 132222121210021 - 2¹ = 132222121210019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132222121209974 and 132222121210001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132222121214021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382144858816 + ... + 382144859161.

It is an arithmetic number, because the mean of its divisors is an integer number (33246602732043).

Almost surely, 2^{132222121210021} is an apocalyptic number.

It is an amenable number.

132222121210021 is a deficient number, since it is larger than the sum of its proper divisors (764289718151).

132222121210021 is an equidigital number, since it uses as much as digits as its factorization.

132222121210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764289718150.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 132222121210021 its reverse (120012121222231), we get a palindrome (252234242432252).

The spelling of 132222121210021 in words is "one hundred thirty-two trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred ten thousand, twenty-one".