1112002011021 has 16 divisors (see below), whose sum is σ = 1625123155968. Its totient is φ = 670746577200.

The previous prime is 1112002010953. The next prime is 1112002011037. The reversal of 1112002011021 is 1201102002111.

It is not a de Polignac number, because 1112002011021 - 2⁷ = 1112002010893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112002010988 and 1112002011006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112002011721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79843821 + ... + 79857746.

It is an arithmetic number, because the mean of its divisors is an integer number (101570197248).

Almost surely, 2^{1112002011021} is an apocalyptic number.

1112002011021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1112002011021 is a deficient number, since it is larger than the sum of its proper divisors (513121144947).

1112002011021 is a wasteful number, since it uses less digits than its factorization.

1112002011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159701792.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1112002011021 its reverse (1201102002111), we get a palindrome (2313104013132).

The spelling of 1112002011021 in words is "one trillion, one hundred twelve billion, two million, eleven thousand, twenty-one".