131402241231022 has 4 divisors (see below), whose sum is σ = 197103361846536. Its totient is φ = 65701120615510.

The previous prime is 131402241230989. The next prime is 131402241231029. The reversal of 131402241231022 is 220132142204131.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131402241231029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32850560307754 + ... + 32850560307757.

It is an arithmetic number, because the mean of its divisors is an integer number (49275840461634).

Almost surely, 2^{131402241231022} is an apocalyptic number.

131402241231022 is a deficient number, since it is larger than the sum of its proper divisors (65701120615514).

131402241231022 is an equidigital number, since it uses as much as digits as its factorization.

131402241231022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65701120615513.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 131402241231022 its reverse (220132142204131), we get a palindrome (351534383435153).

The spelling of 131402241231022 in words is "one hundred thirty-one trillion, four hundred two billion, two hundred forty-one million, two hundred thirty-one thousand, twenty-two".