212220122053 has 2 divisors, whose sum is σ = 212220122054. Its totient is φ = 212220122052.

The previous prime is 212220121999. The next prime is 212220122141. The reversal of 212220122053 is 350221022212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167275274049 + 44944848004 = 408993^2 + 212002^2 .

It is a cyclic number.

It is not a de Polignac number, because 212220122053 - 2⁹ = 212220121541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212220122753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106110061026 + 106110061027.

It is an arithmetic number, because the mean of its divisors is an integer number (106110061027).

Almost surely, 2^212220122053 is an apocalyptic number.

It is an amenable number.

212220122053 is a deficient number, since it is larger than the sum of its proper divisors (1).

212220122053 is an equidigital number, since it uses as much as digits as its factorization.

212220122053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 212220122053 its reverse (350221022212), we get a palindrome (562441144265).

The spelling of 212220122053 in words is "two hundred twelve billion, two hundred twenty million, one hundred twenty-two thousand, fifty-three".