220153636831 has 2 divisors, whose sum is σ = 220153636832. Its totient is φ = 220153636830.

The previous prime is 220153636783. The next prime is 220153636877. The reversal of 220153636831 is 138636351022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220153636831 - 2³⁵ = 185793898463 is a prime.

It is a super-2 number, since 2×220153636831² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220153636891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110076818415 + 110076818416.

It is an arithmetic number, because the mean of its divisors is an integer number (110076818416).

Almost surely, 2^220153636831 is an apocalyptic number.

220153636831 is a deficient number, since it is larger than the sum of its proper divisors (1).

220153636831 is an equidigital number, since it uses as much as digits as its factorization.

220153636831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 40.

Adding to 220153636831 its reverse (138636351022), we get a palindrome (358789987853).

The spelling of 220153636831 in words is "two hundred twenty billion, one hundred fifty-three million, six hundred thirty-six thousand, eight hundred thirty-one".