112002011001 has 24 divisors (see below), whose sum is σ = 165536521800. Its totient is φ = 72950976000.

The previous prime is 112002010969. The next prime is 112002011003. The reversal of 112002011001 is 100110200211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 763085376 + 111238925625 = 27624^2 + 333525^2 .

It is not a de Polignac number, because 112002011001 - 2⁵ = 112002010969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (112002011003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 602800 + ... + 766401.

It is an arithmetic number, because the mean of its divisors is an integer number (6897355075).

Almost surely, 2^112002011001 is an apocalyptic number.

It is an amenable number.

112002011001 is a deficient number, since it is larger than the sum of its proper divisors (53534510799).

112002011001 is a wasteful number, since it uses less digits than its factorization.

112002011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369417 (or 1369414 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 112002011001 its reverse (100110200211), we get a palindrome (212112211212).

The spelling of 112002011001 in words is "one hundred twelve billion, two million, eleven thousand, one".