112202101009 has 4 divisors (see below), whose sum is σ = 112203003316. Its totient is φ = 112201198704.

The previous prime is 112202101001. The next prime is 112202101019. The reversal of 112202101009 is 900101202211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 900101202211 = 379 ⋅2374937209.

It can be written as a sum of positive squares in 2 ways, for example, as 10070724609 + 102131376400 = 100353^2 + 319580^2 .

It is a cyclic number.

It is not a de Polignac number, because 112202101009 - 2³ = 112202101001 is a prime.

It is a super-2 number, since 2×112202101009² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112202101001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227754 + ... + 525619.

It is an arithmetic number, because the mean of its divisors is an integer number (28050750829).

Almost surely, 2^112202101009 is an apocalyptic number.

It is an amenable number.

112202101009 is a deficient number, since it is larger than the sum of its proper divisors (902307).

112202101009 is an equidigital number, since it uses as much as digits as its factorization.

112202101009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902306.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 112202101009 in words is "one hundred twelve billion, two hundred two million, one hundred one thousand, nine".