102212100011057 has 2 divisors, whose sum is σ = 102212100011058. Its totient is φ = 102212100011056.

The previous prime is 102212100011053. The next prime is 102212100011069. The reversal of 102212100011057 is 750110001212201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59140391097841 + 43071708913216 = 7690279^2 + 6562904^2 .

It is a cyclic number.

It is not a de Polignac number, because 102212100011057 - 2² = 102212100011053 is a prime.

It is not a weakly prime, because it can be changed into another prime (102212100011053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51106050005528 + 51106050005529.

It is an arithmetic number, because the mean of its divisors is an integer number (51106050005529).

Almost surely, 2^{102212100011057} is an apocalyptic number.

It is an amenable number.

102212100011057 is a deficient number, since it is larger than the sum of its proper divisors (1).

102212100011057 is an equidigital number, since it uses as much as digits as its factorization.

102212100011057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 280, while the sum is 23.

Adding to 102212100011057 its reverse (750110001212201), we get a palindrome (852322101223258).

The spelling of 102212100011057 in words is "one hundred two trillion, two hundred twelve billion, one hundred million, eleven thousand, fifty-seven".