1112002002021 has 32 divisors (see below), whose sum is σ = 1564313587200. Its totient is φ = 700694867520.

The previous prime is 1112002001993. The next prime is 1112002002029. The reversal of 1112002002021 is 1202002002111.

It is not a de Polignac number, because 1112002002021 - 2²² = 1111997807717 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112002001988 and 1112002002006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112002002029) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45944095 + ... + 45968291.

It is an arithmetic number, because the mean of its divisors is an integer number (48884799600).

Almost surely, 2^{1112002002021} is an apocalyptic number.

It is an amenable number.

1112002002021 is a deficient number, since it is larger than the sum of its proper divisors (452311585179).

1112002002021 is a wasteful number, since it uses less digits than its factorization.

1112002002021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26049.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1112002002021 its reverse (1202002002111), we get a palindrome (2314004004132).

The spelling of 1112002002021 in words is "one trillion, one hundred twelve billion, two million, two thousand, twenty-one".