111302143120 has 80 divisors (see below), whose sum is σ = 295806424320. Its totient is φ = 38152899072.

The previous prime is 111302143091. The next prime is 111302143123. The reversal of 111302143120 is 21341203111.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (111302143123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3148101 + ... + 3183259.

It is an arithmetic number, because the mean of its divisors is an integer number (3697580304).

Almost surely, 2^111302143120 is an apocalyptic number.

111302143120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111302143120 is an abundant number, since it is smaller than the sum of its proper divisors (184504281200).

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

111302143120 is a wasteful number, since it uses less digits than its factorization.

111302143120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40832 (or 40826 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111302143120 its reverse (21341203111), we get a palindrome (132643346231).

The spelling of 111302143120 in words is "one hundred eleven billion, three hundred two million, one hundred forty-three thousand, one hundred twenty".