131223100304022 has 16 divisors (see below), whose sum is σ = 262734286459392. Its totient is φ = 43693019126120.

The previous prime is 131223100303987. The next prime is 131223100304081. The reversal of 131223100304022 is 220403001322131.

It is a junction number, because it is equal to n+sod(n) for n = 131223100303983 and 131223100304001.

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, 12003571218 + ... + 12003582149.

It is an arithmetic number, because the mean of its divisors is an integer number (16420892903712).

Almost surely, 2^{131223100304022} is an apocalyptic number.

131223100304022 is an abundant number, since it is smaller than the sum of its proper divisors (131511186155370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131223100304022 is a wasteful number, since it uses less digits than its factorization.

131223100304022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24007154283.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 131223100304022 its reverse (220403001322131), we get a palindrome (351626101626153).

The spelling of 131223100304022 in words is "one hundred thirty-one trillion, two hundred twenty-three billion, one hundred million, three hundred four thousand, twenty-two".