1112011121021 has 8 divisors (see below), whose sum is σ = 1130876957760. Its totient is φ = 1093145890752.

The previous prime is 1112011120951. The next prime is 1112011121041. The reversal of 1112011121021 is 1201211102111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1112011121021 - 2¹⁰ = 1112011119997 is a prime.

It is a super-2 number, since 2×1112011121021² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112011120987 and 1112011121005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112011121041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5043536 + ... + 5259398.

It is an arithmetic number, because the mean of its divisors is an integer number (141359619720).

Almost surely, 2^{1112011121021} is an apocalyptic number.

It is an amenable number.

1112011121021 is a deficient number, since it is larger than the sum of its proper divisors (18865836739).

1112011121021 is an equidigital number, since it uses as much as digits as its factorization.

1112011121021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303235.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1112011121021 its reverse (1201211102111), we get a palindrome (2313222223132).

The spelling of 1112011121021 in words is "one trillion, one hundred twelve billion, eleven million, one hundred twenty-one thousand, twenty-one".