30331112102 has 32 divisors (see below), whose sum is σ = 48155010624. Its totient is φ = 14311897600.

The previous prime is 30331112087. The next prime is 30331112111. The reversal of 30331112102 is 20121113303.

It is a super-2 number, since 2×30331112102² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259418 + ... + 357714.

It is an arithmetic number, because the mean of its divisors is an integer number (1504844082).

Almost surely, 2^30331112102 is an apocalyptic number.

30331112102 is a deficient number, since it is larger than the sum of its proper divisors (17823898522).

30331112102 is a wasteful number, since it uses less digits than its factorization.

30331112102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98464.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 30331112102 its reverse (20121113303), we get a palindrome (50452225405).

The spelling of 30331112102 in words is "thirty billion, three hundred thirty-one million, one hundred twelve thousand, one hundred two".