3102120202 has 4 divisors (see below), whose sum is σ = 4653180306. Its totient is φ = 1551060100.

The previous prime is 3102120199. The next prime is 3102120223. The reversal of 3102120202 is 2020212013.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1619177121 + 1482943081 = 40239^2 + 38509^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 775530049 + ... + 775530052.

Almost surely, 2^3102120202 is an apocalyptic number.

3102120202 is a deficient number, since it is larger than the sum of its proper divisors (1551060104).

3102120202 is a wasteful number, since it uses less digits than its factorization.

3102120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551060103.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 3102120202 is about 55696.6803499095. The cubic root of 3102120202 is about 1458.4320757681.

Adding to 3102120202 its reverse (2020212013), we get a palindrome (5122332215).

The spelling of 3102120202 in words is "three billion, one hundred two million, one hundred twenty thousand, two hundred two".