112121022140 has 24 divisors (see below), whose sum is σ = 237654657072. Its totient is φ = 44429264000.

The previous prime is 112121022121. The next prime is 112121022191. The reversal of 112121022140 is 41220121211.

It is a super-2 number, since 2×112121022140² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26194361 + ... + 26198640.

It is an arithmetic number, because the mean of its divisors is an integer number (9902277378).

Almost surely, 2^112121022140 is an apocalyptic number.

112121022140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112121022140 is an abundant number, since it is smaller than the sum of its proper divisors (125533634932).

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

112121022140 is a wasteful number, since it uses less digits than its factorization.

112121022140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52393117 (or 52393115 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 112121022140 its reverse (41220121211), we get a palindrome (153341143351).

The spelling of 112121022140 in words is "one hundred twelve billion, one hundred twenty-one million, twenty-two thousand, one hundred forty".