220023301331 has 2 divisors, whose sum is σ = 220023301332. Its totient is φ = 220023301330.

The previous prime is 220023301301. The next prime is 220023301423. The reversal of 220023301331 is 133103320022.

220023301331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220023301331 - 2¹⁰ = 220023300307 is a prime.

It is a super-2 number, since 2×220023301331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220023301301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110011650665 + 110011650666.

It is an arithmetic number, because the mean of its divisors is an integer number (110011650666).

Almost surely, 2^220023301331 is an apocalyptic number.

220023301331 is a deficient number, since it is larger than the sum of its proper divisors (1).

220023301331 is an equidigital number, since it uses as much as digits as its factorization.

220023301331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 220023301331 its reverse (133103320022), we get a palindrome (353126621353).

The spelling of 220023301331 in words is "two hundred twenty billion, twenty-three million, three hundred one thousand, three hundred thirty-one".