111142302040240 has 80 divisors (see below), whose sum is σ = 264892398301440. Its totient is φ = 43342463037440.

The previous prime is 111142302040223. The next prime is 111142302040327. The reversal of 111142302040240 is 42040203241111.

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

It is a super-2 number, since 2×111142302040240² (a number of 29 digits) contains 22 as substring.

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, 7053829 + ... + 16493668.

It is an arithmetic number, because the mean of its divisors is an integer number (3311154978768).

Almost surely, 2^{111142302040240} is an apocalyptic number.

111142302040240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111142302040240 is an abundant number, since it is smaller than the sum of its proper divisors (153750096261200).

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

111142302040240 is a wasteful number, since it uses less digits than its factorization.

111142302040240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23548990 (or 23548984 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 111142302040240 its reverse (42040203241111), we get a palindrome (153182505281351).

The spelling of 111142302040240 in words is "one hundred eleven trillion, one hundred forty-two billion, three hundred two million, forty thousand, two hundred forty".