111204330102 has 48 divisors (see below), whose sum is σ = 252961083648. Its totient is φ = 35238907440.

The previous prime is 111204330037. The next prime is 111204330103. The reversal of 111204330102 is 201033402111.

111204330102 is a `hidden beast` number, since 11 + 120 + 433 + 0 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111204330103) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 756474 + ... + 891437.

It is an arithmetic number, because the mean of its divisors is an integer number (5270022576).

Almost surely, 2^111204330102 is an apocalyptic number.

111204330102 is an abundant number, since it is smaller than the sum of its proper divisors (141756753546).

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

111204330102 is a wasteful number, since it uses less digits than its factorization.

111204330102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1648105 (or 1648102 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111204330102 its reverse (201033402111), we get a palindrome (312237732213).

The spelling of 111204330102 in words is "one hundred eleven billion, two hundred four million, three hundred thirty thousand, one hundred two".