30111203132 has 12 divisors (see below), whose sum is σ = 52766499576. Its totient is φ = 15035060400.

The previous prime is 30111203099. The next prime is 30111203207. The reversal of 30111203132 is 23130211103.

It is a self number, because there is not a number n which added to its sum of digits gives 30111203132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5131994 + ... + 5137857.

It is an arithmetic number, because the mean of its divisors is an integer number (4397208298).

Almost surely, 2^30111203132 is an apocalyptic number.

It is an amenable number.

30111203132 is a deficient number, since it is larger than the sum of its proper divisors (22655296444).

30111203132 is a wasteful number, since it uses less digits than its factorization.

30111203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10270588 (or 10270586 counting only the distinct ones).

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

Adding to 30111203132 its reverse (23130211103), we get a palindrome (53241414235).

The spelling of 30111203132 in words is "thirty billion, one hundred eleven million, two hundred three thousand, one hundred thirty-two".