30033123100 has 72 divisors (see below), whose sum is σ = 70307718768. Its totient is φ = 11093222400.

The previous prime is 30033123037. The next prime is 30033123119. The reversal of 30033123100 is 132133003.

It is a super-2 number, since 2×30033123100² (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 23 ways as a sum of consecutive naturals, for example, 76566 + ... + 256765.

It is an arithmetic number, because the mean of its divisors is an integer number (976496094).

Almost surely, 2^30033123100 is an apocalyptic number.

It is an amenable number.

30033123100 is an abundant number, since it is smaller than the sum of its proper divisors (40274595668).

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

30033123100 is a wasteful number, since it uses less digits than its factorization.

30033123100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333415 (or 333408 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 30033123100 its reverse (132133003), we get a palindrome (30165256103).

The spelling of 30033123100 in words is "thirty billion, thirty-three million, one hundred twenty-three thousand, one hundred".