1120121002 has 64 divisors (see below), whose sum is σ = 2273660928. Its totient is φ = 399672000.

The previous prime is 1120120997. The next prime is 1120121011. The reversal of 1120121002 is 2001210211.

It is a self number, because there is not a number n which added to its sum of digits gives 1120121002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 260127 + ... + 264397.

It is an arithmetic number, because the mean of its divisors is an integer number (35525952).

Almost surely, 2^1120121002 is an apocalyptic number.

1120121002 is an abundant number, since it is smaller than the sum of its proper divisors (1153539926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120121002 is a wasteful number, since it uses less digits than its factorization.

1120121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4435.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1120121002 is about 33468.2088256901. The cubic root of 1120121002 is about 1038.5362179622.

Adding to 1120121002 its reverse (2001210211), we get a palindrome (3121331213).

The spelling of 1120121002 in words is "one billion, one hundred twenty million, one hundred twenty-one thousand, two".