112303021 has 2 divisors, whose sum is σ = 112303022. Its totient is φ = 112303020.

The previous prime is 112303007. The next prime is 112303031. The reversal of 112303021 is 120303211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84897796 + 27405225 = 9214^2 + 5235^2 .

It is a cyclic number.

It is not a de Polignac number, because 112303021 - 2⁷ = 112302893 is a prime.

It is a super-2 number, since 2×112303021² = 25223937051452882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112302992 and 112303010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112303031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56151510 + 56151511.

It is an arithmetic number, because the mean of its divisors is an integer number (56151511).

Almost surely, 2^112303021 is an apocalyptic number.

It is an amenable number.

112303021 is a deficient number, since it is larger than the sum of its proper divisors (1).

112303021 is an equidigital number, since it uses as much as digits as its factorization.

112303021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 112303021 is about 10597.3119704952. The cubic root of 112303021 is about 482.4627778744.

Adding to 112303021 its reverse (120303211), we get a palindrome (232606232).

It can be divided in two parts, 11 and 2303021, that added together give a palindrome (2303032).

The spelling of 112303021 in words is "one hundred twelve million, three hundred three thousand, twenty-one".