3102040213 has 4 divisors (see below), whose sum is σ = 3104176588. Its totient is φ = 3099903840.

The previous prime is 3102040211. The next prime is 3102040217. The reversal of 3102040213 is 3120402013.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3075589764 + 26450449 = 55458^2 + 5143^2 .

It is a cyclic number.

It is not a de Polignac number, because 3102040213 - 2¹ = 3102040211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102040211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066008 + ... + 1068913.

It is an arithmetic number, because the mean of its divisors is an integer number (776044147).

Almost surely, 2^3102040213 is an apocalyptic number.

It is an amenable number.

3102040213 is a deficient number, since it is larger than the sum of its proper divisors (2136375).

3102040213 is a wasteful number, since it uses less digits than its factorization.

3102040213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136374.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 3102040213 is about 55695.9622683727. The cubic root of 3102040213 is about 1458.4195403065.

Adding to 3102040213 its reverse (3120402013), we get a palindrome (6222442226).

The spelling of 3102040213 in words is "three billion, one hundred two million, forty thousand, two hundred thirteen".