112222222157 has 2 divisors, whose sum is σ = 112222222158. Its totient is φ = 112222222156.

The previous prime is 112222222153. The next prime is 112222222249. The reversal of 112222222157 is 751222222211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97511928361 + 14710293796 = 312269^2 + 121286^2 .

It is a cyclic number.

It is not a de Polignac number, because 112222222157 - 2² = 112222222153 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112222222153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56111111078 + 56111111079.

It is an arithmetic number, because the mean of its divisors is an integer number (56111111079).

Almost surely, 2^112222222157 is an apocalyptic number.

It is an amenable number.

112222222157 is a deficient number, since it is larger than the sum of its proper divisors (1).

112222222157 is an equidigital number, since it uses as much as digits as its factorization.

112222222157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4480, while the sum is 29.

Adding to 112222222157 its reverse (751222222211), we get a palindrome (863444444368).

The spelling of 112222222157 in words is "one hundred twelve billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred fifty-seven".