220933922726431 has 2 divisors, whose sum is σ = 220933922726432. Its totient is φ = 220933922726430.

The previous prime is 220933922726389. The next prime is 220933922726443. The reversal of 220933922726431 is 134627229339022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220933922726431 - 2⁷ = 220933922726303 is a prime.

It is a super-2 number, since 2×220933922726431² (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 (220933922729431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110466961363215 + 110466961363216.

It is an arithmetic number, because the mean of its divisors is an integer number (110466961363216).

Almost surely, 2^{220933922726431} is an apocalyptic number.

220933922726431 is a deficient number, since it is larger than the sum of its proper divisors (1).

220933922726431 is an equidigital number, since it uses as much as digits as its factorization.

220933922726431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11757312, while the sum is 55.

The spelling of 220933922726431 in words is "two hundred twenty trillion, nine hundred thirty-three billion, nine hundred twenty-two million, seven hundred twenty-six thousand, four hundred thirty-one".