20344160522131 has 2 divisors, whose sum is σ = 20344160522132. Its totient is φ = 20344160522130.

The previous prime is 20344160522107. The next prime is 20344160522137. The reversal of 20344160522131 is 13122506144302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20344160522131 - 2⁷ = 20344160522003 is a prime.

It is a super-2 number, since 2×20344160522131² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20344160522137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10172080261065 + 10172080261066.

It is an arithmetic number, because the mean of its divisors is an integer number (10172080261066).

Almost surely, 2^{20344160522131} is an apocalyptic number.

20344160522131 is a deficient number, since it is larger than the sum of its proper divisors (1).

20344160522131 is an equidigital number, since it uses as much as digits as its factorization.

20344160522131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 20344160522131 its reverse (13122506144302), we get a palindrome (33466666666433).

The spelling of 20344160522131 in words is "twenty trillion, three hundred forty-four billion, one hundred sixty million, five hundred twenty-two thousand, one hundred thirty-one".