220213312057 has 2 divisors, whose sum is σ = 220213312058. Its totient is φ = 220213312056.

The previous prime is 220213312013. The next prime is 220213312091. The reversal of 220213312057 is 750213312022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147760284816 + 72453027241 = 384396^2 + 269171^2 .

It is a cyclic number.

It is not a de Polignac number, because 220213312057 - 2²⁷ = 220079094329 is a prime.

It is a super-2 number, since 2×220213312057² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220213318057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110106656028 + 110106656029.

It is an arithmetic number, because the mean of its divisors is an integer number (110106656029).

Almost surely, 2^220213312057 is an apocalyptic number.

It is an amenable number.

220213312057 is a deficient number, since it is larger than the sum of its proper divisors (1).

220213312057 is an equidigital number, since it uses as much as digits as its factorization.

220213312057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 28.

Adding to 220213312057 its reverse (750213312022), we get a palindrome (970426624079).

The spelling of 220213312057 in words is "two hundred twenty billion, two hundred thirteen million, three hundred twelve thousand, fifty-seven".