131432140022 has 4 divisors (see below), whose sum is σ = 197148210036. Its totient is φ = 65716070010.

The previous prime is 131432140019. The next prime is 131432140031. The reversal of 131432140022 is 220041234131.

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

It is a super-2 number, since 2×131432140022² (a number of 23 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 131432140022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32858035004 + ... + 32858035007.

It is an arithmetic number, because the mean of its divisors is an integer number (49287052509).

Almost surely, 2^131432140022 is an apocalyptic number.

131432140022 is a deficient number, since it is larger than the sum of its proper divisors (65716070014).

131432140022 is an equidigital number, since it uses as much as digits as its factorization.

131432140022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65716070013.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 131432140022 its reverse (220041234131), we get a palindrome (351473374153).

The spelling of 131432140022 in words is "one hundred thirty-one billion, four hundred thirty-two million, one hundred forty thousand, twenty-two".