1112010212121 has 16 divisors (see below), whose sum is σ = 1513682856000. Its totient is φ = 725894919360.

The previous prime is 1112010212113. The next prime is 1112010212129. The reversal of 1112010212121 is 1212120102111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1112010212113) and next prime (1112010212129).

It is not a de Polignac number, because 1112010212121 - 2³ = 1112010212113 is a prime.

It is a super-2 number, since 2×1112010212121² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1112010212121.

It is not an unprimeable number, because it can be changed into a prime (1112010212129) 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, 6928450 + ... + 7087131.

It is an arithmetic number, because the mean of its divisors is an integer number (94605178500).

Almost surely, 2^{1112010212121} is an apocalyptic number.

It is an amenable number.

1112010212121 is a deficient number, since it is larger than the sum of its proper divisors (401672643879).

1112010212121 is a wasteful number, since it uses less digits than its factorization.

1112010212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14016136.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1112010212121 its reverse (1212120102111), we get a palindrome (2324130314232).

The spelling of 1112010212121 in words is "one trillion, one hundred twelve billion, ten million, two hundred twelve thousand, one hundred twenty-one".