1120020209979 has 16 divisors (see below), whose sum is σ = 1685296869120. Its totient is φ = 655393225760.

The previous prime is 1120020209933. The next prime is 1120020209981. The reversal of 1120020209979 is 9799020200211.

It is a cyclic number.

It is not a de Polignac number, because 1120020209979 - 2⁷ = 1120020209851 is a prime.

It is a super-2 number, since 2×1120020209979² (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 1120020209979.

It is not an unprimeable number, because it can be changed into a prime (1120020209779) 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, 585171567 + ... + 585173480.

It is an arithmetic number, because the mean of its divisors is an integer number (105331054320).

Almost surely, 2^{1120020209979} is an apocalyptic number.

1120020209979 is a deficient number, since it is larger than the sum of its proper divisors (565276659141).

1120020209979 is a wasteful number, since it uses less digits than its factorization.

1120020209979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170345090.

The product of its (nonzero) digits is 40824, while the sum is 42.

The spelling of 1120020209979 in words is "one trillion, one hundred twenty billion, twenty million, two hundred nine thousand, nine hundred seventy-nine".