1120022012121 has 16 divisors (see below), whose sum is σ = 1502633726784. Its totient is φ = 742049491904.

The previous prime is 1120022012117. The next prime is 1120022012149. The reversal of 1120022012121 is 1212102200211.

It is a cyclic number.

It is not a de Polignac number, because 1120022012121 - 2² = 1120022012117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1120022012121.

It is not an unprimeable number, because it can be changed into a prime (1120022012101) 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, 765490 + ... + 1681076.

It is an arithmetic number, because the mean of its divisors is an integer number (93914607924).

Almost surely, 2^{1120022012121} is an apocalyptic number.

It is an amenable number.

1120022012121 is a deficient number, since it is larger than the sum of its proper divisors (382611714663).

1120022012121 is a wasteful number, since it uses less digits than its factorization.

1120022012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918120.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1120022012121 its reverse (1212102200211), we get a palindrome (2332124212332).

The spelling of 1120022012121 in words is "one trillion, one hundred twenty billion, twenty-two million, twelve thousand, one hundred twenty-one".