112202009 has 2 divisors, whose sum is σ = 112202010. Its totient is φ = 112202008.

The previous prime is 112201979. The next prime is 112202021. The reversal of 112202009 is 900202211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104611984 + 7590025 = 10228^2 + 2755^2 .

It is a cyclic number.

It is not a de Polignac number, because 112202009 - 2¹⁶ = 112136473 is a prime.

It is not a weakly prime, because it can be changed into another prime (112202309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56101004 + 56101005.

It is an arithmetic number, because the mean of its divisors is an integer number (56101005).

Almost surely, 2^112202009 is an apocalyptic number.

It is an amenable number.

112202009 is a deficient number, since it is larger than the sum of its proper divisors (1).

112202009 is an equidigital number, since it uses as much as digits as its factorization.

112202009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 112202009 is about 10592.5449727627. The cubic root of 112202009 is about 482.3180826009.

The spelling of 112202009 in words is "one hundred twelve million, two hundred two thousand, nine".