130221416431 has 2 divisors, whose sum is σ = 130221416432. Its totient is φ = 130221416430.

The previous prime is 130221416411. The next prime is 130221416471. The reversal of 130221416431 is 134614122031.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130221416431 is a prime.

It is a super-2 number, since 2×130221416431² (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 130221416431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (130221416411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65110708215 + 65110708216.

It is an arithmetic number, because the mean of its divisors is an integer number (65110708216).

Almost surely, 2^130221416431 is an apocalyptic number.

130221416431 is a deficient number, since it is larger than the sum of its proper divisors (1).

130221416431 is an equidigital number, since it uses as much as digits as its factorization.

130221416431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 130221416431 its reverse (134614122031), we get a palindrome (264835538462).

The spelling of 130221416431 in words is "one hundred thirty billion, two hundred twenty-one million, four hundred sixteen thousand, four hundred thirty-one".