131201404310422 has 4 divisors (see below), whose sum is σ = 196802106465636. Its totient is φ = 65600702155210.

The previous prime is 131201404310407. The next prime is 131201404310441. The reversal of 131201404310422 is 224013404102131.

It is a happy number.

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

It is a super-2 number, since 2×131201404310422² (a number of 29 digits) contains 22 as substring.

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, 32800351077604 + ... + 32800351077607.

It is an arithmetic number, because the mean of its divisors is an integer number (49200526616409).

Almost surely, 2^{131201404310422} is an apocalyptic number.

131201404310422 is a deficient number, since it is larger than the sum of its proper divisors (65600702155214).

131201404310422 is an equidigital number, since it uses as much as digits as its factorization.

131201404310422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65600702155213.

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

Adding to 131201404310422 its reverse (224013404102131), we get a palindrome (355214808412553).

The spelling of 131201404310422 in words is "one hundred thirty-one trillion, two hundred one billion, four hundred four million, three hundred ten thousand, four hundred twenty-two".