201212110220057 has 2 divisors, whose sum is σ = 201212110220058. Its totient is φ = 201212110220056.

The previous prime is 201212110219979. The next prime is 201212110220119. The reversal of 201212110220057 is 750022011212102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 149311194735616 + 51900915484441 = 12219296^2 + 7204229^2 .

It is a cyclic number.

It is not a de Polignac number, because 201212110220057 - 2⁴² = 196814063708953 is a prime.

It is not a weakly prime, because it can be changed into another prime (201212110220357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100606055110028 + 100606055110029.

It is an arithmetic number, because the mean of its divisors is an integer number (100606055110029).

Almost surely, 2^{201212110220057} is an apocalyptic number.

It is an amenable number.

201212110220057 is a deficient number, since it is larger than the sum of its proper divisors (1).

201212110220057 is an equidigital number, since it uses as much as digits as its factorization.

201212110220057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 26.

Adding to 201212110220057 its reverse (750022011212102), we get a palindrome (951234121432159).

The spelling of 201212110220057 in words is "two hundred one trillion, two hundred twelve billion, one hundred ten million, two hundred twenty thousand, fifty-seven".