112212110557 has 2 divisors, whose sum is σ = 112212110558. Its totient is φ = 112212110556.

The previous prime is 112212110539. The next prime is 112212110587. The reversal of 112212110557 is 755011212211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74242080676 + 37970029881 = 272474^2 + 194859^2 .

It is a cyclic number.

It is not a de Polignac number, because 112212110557 - 2³⁵ = 77852372189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112212110587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56106055278 + 56106055279.

It is an arithmetic number, because the mean of its divisors is an integer number (56106055279).

Almost surely, 2^112212110557 is an apocalyptic number.

It is an amenable number.

112212110557 is a deficient number, since it is larger than the sum of its proper divisors (1).

112212110557 is an equidigital number, since it uses as much as digits as its factorization.

112212110557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1400, while the sum is 28.

Adding to 112212110557 its reverse (755011212211), we get a palindrome (867223322768).

The spelling of 112212110557 in words is "one hundred twelve billion, two hundred twelve million, one hundred ten thousand, five hundred fifty-seven".