220552304345431 has 2 divisors, whose sum is σ = 220552304345432. Its totient is φ = 220552304345430.

The previous prime is 220552304345393. The next prime is 220552304345441. The reversal of 220552304345431 is 134543403255022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220552304345431 - 2¹¹ = 220552304343383 is a prime.

It is a super-2 number, since 2×220552304345431² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220552304345441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110276152172715 + 110276152172716.

It is an arithmetic number, because the mean of its divisors is an integer number (110276152172716).

Almost surely, 2^{220552304345431} is an apocalyptic number.

220552304345431 is a deficient number, since it is larger than the sum of its proper divisors (1).

220552304345431 is an equidigital number, since it uses as much as digits as its factorization.

220552304345431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728000, while the sum is 43.

The spelling of 220552304345431 in words is "two hundred twenty trillion, five hundred fifty-two billion, three hundred four million, three hundred forty-five thousand, four hundred thirty-one".