222112100210057 has 2 divisors, whose sum is σ = 222112100210058. Its totient is φ = 222112100210056.

The previous prime is 222112100210009. The next prime is 222112100210137. The reversal of 222112100210057 is 750012001211222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221977102018816 + 134998191241 = 14898896^2 + 367421^2 .

It is a cyclic number.

It is not a de Polignac number, because 222112100210057 - 2²² = 222112096015753 is a prime.

It is not a weakly prime, because it can be changed into another prime (222112100210257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111056050105028 + 111056050105029.

It is an arithmetic number, because the mean of its divisors is an integer number (111056050105029).

Almost surely, 2^{222112100210057} is an apocalyptic number.

It is an amenable number.

222112100210057 is a deficient number, since it is larger than the sum of its proper divisors (1).

222112100210057 is an equidigital number, since it uses as much as digits as its factorization.

222112100210057 is an evil number, because the sum of its binary digits is even.

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

Adding to 222112100210057 its reverse (750012001211222), we get a palindrome (972124101421279).

The spelling of 222112100210057 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred million, two hundred ten thousand, fifty-seven".