3102221313930 has 64 divisors (see below), whose sum is σ = 7571884924800. Its totient is φ = 813198827520.

The previous prime is 3102221313907. The next prime is 3102221313931. The reversal of 3102221313930 is 393131222013.

It is a super-2 number, since 2×3102221313930² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (3102221313931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73895986 + ... + 73937954.

It is an arithmetic number, because the mean of its divisors is an integer number (118310701950).

Almost surely, 2^{3102221313930} is an apocalyptic number.

3102221313930 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3102221313930 is an abundant number, since it is smaller than the sum of its proper divisors (4469663610870).

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

3102221313930 is a wasteful number, since it uses less digits than its factorization.

3102221313930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83799.

The product of its (nonzero) digits is 5832, while the sum is 30.

Adding to 3102221313930 its reverse (393131222013), we get a palindrome (3495352535943).

The spelling of 3102221313930 in words is "three trillion, one hundred two billion, two hundred twenty-one million, three hundred thirteen thousand, nine hundred thirty".