111330120030 has 32 divisors (see below), whose sum is σ = 282909482784. Its totient is φ = 27941677056.

The previous prime is 111330119987. The next prime is 111330120067. The reversal of 111330120030 is 30021033111.

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

It is a junction number, because it is equal to n+sod(n) for n = 111330119991 and 111330120009.

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, 109146667 + ... + 109147686.

It is an arithmetic number, because the mean of its divisors is an integer number (8840921337).

Almost surely, 2^111330120030 is an apocalyptic number.

111330120030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111330120030 is an abundant number, since it is smaller than the sum of its proper divisors (171579362754).

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

111330120030 is a wasteful number, since it uses less digits than its factorization.

111330120030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218294380.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 111330120030 its reverse (30021033111), we get a palindrome (141351153141).

The spelling of 111330120030 in words is "one hundred eleven billion, three hundred thirty million, one hundred twenty thousand, thirty".