1112012020121 has 8 divisors (see below), whose sum is σ = 1114629861504. Its totient is φ = 1109394664560.

The previous prime is 1112012020103. The next prime is 1112012020127. The reversal of 1112012020121 is 1210202102111.

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 1112012020121 - 2³⁸ = 837134113177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1112012020096 and 1112012020105.

It is not an unprimeable number, because it can be changed into a prime (1112012020127) 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, 4684976 + ... + 4916606.

It is an arithmetic number, because the mean of its divisors is an integer number (139328732688).

Almost surely, 2^{1112012020121} is an apocalyptic number.

It is an amenable number.

1112012020121 is a deficient number, since it is larger than the sum of its proper divisors (2617841383).

1112012020121 is a wasteful number, since it uses less digits than its factorization.

1112012020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242911.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1112012020121 its reverse (1210202102111), we get a palindrome (2322214122232).

The spelling of 1112012020121 in words is "one trillion, one hundred twelve billion, twelve million, twenty thousand, one hundred twenty-one".