112622021 has 2 divisors, whose sum is σ = 112622022. Its totient is φ = 112622020.

The previous prime is 112622017. The next prime is 112622023. The reversal of 112622021 is 120226211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107952100 + 4669921 = 10390^2 + 2161^2 .

It is a cyclic number.

It is not a de Polignac number, because 112622021 - 2² = 112622017 is a prime.

It is a super-2 number, since 2×112622021² = 25367439228248882, which contains 22 as substring.

Together with 112622023, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112622023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56311010 + 56311011.

It is an arithmetic number, because the mean of its divisors is an integer number (56311011).

Almost surely, 2^112622021 is an apocalyptic number.

It is an amenable number.

112622021 is a deficient number, since it is larger than the sum of its proper divisors (1).

112622021 is an equidigital number, since it uses as much as digits as its factorization.

112622021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 112622021 is about 10612.3522840132. The cubic root of 112622021 is about 482.9191625434.

Adding to 112622021 its reverse (120226211), we get a palindrome (232848232).

The spelling of 112622021 in words is "one hundred twelve million, six hundred twenty-two thousand, twenty-one".