1202110002 has 24 divisors (see below), whose sum is σ = 2688591360. Its totient is φ = 387777240.

The previous prime is 1202109989. The next prime is 1202110003. The reversal of 1202110002 is 2000112021.

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 (1202110003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1076602 + ... + 1077717.

It is an arithmetic number, because the mean of its divisors is an integer number (112024640).

Almost surely, 2^1202110002 is an apocalyptic number.

1202110002 is an abundant number, since it is smaller than the sum of its proper divisors (1486481358).

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

1202110002 is a wasteful number, since it uses less digits than its factorization.

1202110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2154358 (or 2154355 counting only the distinct ones).

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

The square root of 1202110002 is about 34671.4580310664. The cubic root of 1202110002 is about 1063.2810410721.

Adding to 1202110002 its reverse (2000112021), we get a palindrome (3202222023).

The spelling of 1202110002 in words is "one billion, two hundred two million, one hundred ten thousand, two".