111423952412 has 48 divisors (see below), whose sum is σ = 207083520000. Its totient is φ = 52310349504.

The previous prime is 111423952403. The next prime is 111423952417. The reversal of 111423952412 is 214259324111.

It is a super-2 number, since 2×111423952412² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111423952417) 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, 10312589 + ... + 10323387.

It is an arithmetic number, because the mean of its divisors is an integer number (4314240000).

Almost surely, 2^111423952412 is an apocalyptic number.

It is an amenable number.

111423952412 is a deficient number, since it is larger than the sum of its proper divisors (95659567588).

111423952412 is a wasteful number, since it uses less digits than its factorization.

111423952412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12018 (or 12016 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

The spelling of 111423952412 in words is "one hundred eleven billion, four hundred twenty-three million, nine hundred fifty-two thousand, four hundred twelve".