30112220210100 has 144 divisors (see below), whose sum is σ = 99582090671616. Its totient is φ = 6882031728000.

The previous prime is 30112220210081. The next prime is 30112220210101. The reversal of 30112220210100 is 101202221103.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30112220210100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30112220210101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18302455 + ... + 19879745.

Almost surely, 2^{30112220210100} is an apocalyptic number.

30112220210100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30112220210100 is an abundant number, since it is smaller than the sum of its proper divisors (69469870461516).

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

30112220210100 is a wasteful number, since it uses less digits than its factorization.

30112220210100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586406 (or 1586399 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 30112220210100 its reverse (101202221103), we get a palindrome (30213422431203).

The spelling of 30112220210100 in words is "thirty trillion, one hundred twelve billion, two hundred twenty million, two hundred ten thousand, one hundred".