112221120001057 has 2 divisors, whose sum is σ = 112221120001058. Its totient is φ = 112221120001056.

The previous prime is 112221120001013. The next prime is 112221120001079. The reversal of 112221120001057 is 750100021122211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93217789164096 + 19003330836961 = 9654936^2 + 4359281^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112221120001057 is a prime.

It is a super-2 number, since 2×112221120001057² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112221120001657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110560000528 + 56110560000529.

It is an arithmetic number, because the mean of its divisors is an integer number (56110560000529).

Almost surely, 2^{112221120001057} is an apocalyptic number.

It is an amenable number.

112221120001057 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221120001057 is an equidigital number, since it uses as much as digits as its factorization.

112221120001057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 560, while the sum is 25.

Adding to 112221120001057 its reverse (750100021122211), we get a palindrome (862321141123268).

The spelling of 112221120001057 in words is "one hundred twelve trillion, two hundred twenty-one billion, one hundred twenty million, one thousand, fifty-seven".