220224413831 has 2 divisors, whose sum is σ = 220224413832. Its totient is φ = 220224413830.

The previous prime is 220224413803. The next prime is 220224413887. The reversal of 220224413831 is 138314422022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220224413831 - 2⁶ = 220224413767 is a prime.

It is a super-2 number, since 2×220224413831² (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 (220224413531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110112206915 + 110112206916.

It is an arithmetic number, because the mean of its divisors is an integer number (110112206916).

Almost surely, 2^220224413831 is an apocalyptic number.

220224413831 is a deficient number, since it is larger than the sum of its proper divisors (1).

220224413831 is an equidigital number, since it uses as much as digits as its factorization.

220224413831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 220224413831 its reverse (138314422022), we get a palindrome (358538835853).

The spelling of 220224413831 in words is "two hundred twenty billion, two hundred twenty-four million, four hundred thirteen thousand, eight hundred thirty-one".