132661521033231 has 8 divisors (see below), whose sum is σ = 176885978511024. Its totient is φ = 88439038788800.

The previous prime is 132661521033199. The next prime is 132661521033233. The reversal of 132661521033231 is 132330125166231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 132661521033231 - 2⁵ = 132661521033199 is a prime.

It is a super-2 number, since 2×132661521033231² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 132661521033231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132661521033233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493651620 + ... + 493920281.

It is an arithmetic number, because the mean of its divisors is an integer number (22110747313878).

Almost surely, 2^{132661521033231} is an apocalyptic number.

132661521033231 is a deficient number, since it is larger than the sum of its proper divisors (44224457477793).

132661521033231 is an equidigital number, since it uses as much as digits as its factorization.

132661521033231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987616681.

The product of its (nonzero) digits is 116640, while the sum is 39.

Adding to 132661521033231 its reverse (132330125166231), we get a palindrome (264991646199462).

The spelling of 132661521033231 in words is "one hundred thirty-two trillion, six hundred sixty-one billion, five hundred twenty-one million, thirty-three thousand, two hundred thirty-one".