131022241220422 has 16 divisors (see below), whose sum is σ = 201874485713472. Its totient is φ = 63731261972160.

The previous prime is 131022241220401. The next prime is 131022241220441. The reversal of 131022241220422 is 224022142220131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128486079 + ... + 129501802.

It is an arithmetic number, because the mean of its divisors is an integer number (12617155357092).

Almost surely, 2^{131022241220422} is an apocalyptic number.

131022241220422 is a deficient number, since it is larger than the sum of its proper divisors (70852244493050).

131022241220422 is a wasteful number, since it uses less digits than its factorization.

131022241220422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257994783.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 131022241220422 its reverse (224022142220131), we get a palindrome (355044383440553).

The spelling of 131022241220422 in words is "one hundred thirty-one trillion, twenty-two billion, two hundred forty-one million, two hundred twenty thousand, four hundred twenty-two".