1120201002 has 20 divisors (see below), whose sum is σ = 2510080386. Its totient is φ = 373400280.

The previous prime is 1120200997. The next prime is 1120201007. The reversal of 1120201002 is 2001020211.

It is an interprime number because it is at equal distance from previous prime (1120200997) and next prime (1120201007).

It can be written as a sum of positive squares in only one way, i.e., 1056185001 + 64016001 = 32499^2 + 8001^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1120201007) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 3457249 + ... + 3457572.

Almost surely, 2^1120201002 is an apocalyptic number.

1120201002 is an abundant number, since it is smaller than the sum of its proper divisors (1389879384).

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

1120201002 is an equidigital number, since it uses as much as digits as its factorization.

1120201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6914835 (or 6914826 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1120201002 is about 33469.4039684008. The cubic root of 1120201002 is about 1038.5609417553.

Adding to 1120201002 its reverse (2001020211), we get a palindrome (3121221213).

The spelling of 1120201002 in words is "one billion, one hundred twenty million, two hundred one thousand, two".