111202231111120 has 80 divisors (see below), whose sum is σ = 266888115210240. Its totient is φ = 43045579699200.

The previous prime is 111202231111117. The next prime is 111202231111141. The reversal of 111202231111120 is 21111132202111.

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

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, 340487100 + ... + 340813540.

It is an arithmetic number, because the mean of its divisors is an integer number (3336101440128).

Almost surely, 2^{111202231111120} is an apocalyptic number.

111202231111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111202231111120 is an abundant number, since it is smaller than the sum of its proper divisors (155685884099120).

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

111202231111120 is a wasteful number, since it uses less digits than its factorization.

111202231111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463844 (or 463838 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 111202231111120 its reverse (21111132202111), we get a palindrome (132313363313231).

The spelling of 111202231111120 in words is "one hundred eleven trillion, two hundred two billion, two hundred thirty-one million, one hundred eleven thousand, one hundred twenty".