30111120132 has 12 divisors (see below), whose sum is σ = 70259280336. Its totient is φ = 10037040040.

The previous prime is 30111120131. The next prime is 30111120133. The reversal of 30111120132 is 23102111103.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (30111120131) and next prime (30111120133).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (30111120131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1254629994 + ... + 1254630017.

It is an arithmetic number, because the mean of its divisors is an integer number (5854940028).

Almost surely, 2^30111120132 is an apocalyptic number.

It is an amenable number.

30111120132 is an abundant number, since it is smaller than the sum of its proper divisors (40148160204).

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

30111120132 is a wasteful number, since it uses less digits than its factorization.

30111120132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2509260018 (or 2509260016 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 30111120132 its reverse (23102111103), we get a palindrome (53213231235).

The spelling of 30111120132 in words is "thirty billion, one hundred eleven million, one hundred twenty thousand, one hundred thirty-two".