1112020002121 has 16 divisors (see below), whose sum is σ = 1290822524928. Its totient is φ = 938245669200.

The previous prime is 1112020002103. The next prime is 1112020002167. The reversal of 1112020002121 is 1212000202111.

It is not a de Polignac number, because 1112020002121 - 2¹⁷ = 1112019871049 is a prime.

It is a super-3 number, since 3×1112020002121³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112020002521) 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, 1459345 + ... + 2086558.

It is an arithmetic number, because the mean of its divisors is an integer number (80676407808).

Almost surely, 2^{1112020002121} is an apocalyptic number.

It is an amenable number.

1112020002121 is a deficient number, since it is larger than the sum of its proper divisors (178802522807).

1112020002121 is an equidigital number, since it uses as much as digits as its factorization.

1112020002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3546612.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1112020002121 its reverse (1212000202111), we get a palindrome (2324020204232).

The spelling of 1112020002121 in words is "one trillion, one hundred twelve billion, twenty million, two thousand, one hundred twenty-one".