111140121430 has 32 divisors (see below), whose sum is σ = 216058248000. Its totient is φ = 40918753152.

The previous prime is 111140121427. The next prime is 111140121431. The reversal of 111140121430 is 34121041111.

It is a junction number, because it is equal to n+sod(n) for n = 111140121398 and 111140121407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111140121431) 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, 1179450 + ... + 1270189.

It is an arithmetic number, because the mean of its divisors is an integer number (6751820250).

Almost surely, 2^111140121430 is an apocalyptic number.

111140121430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111140121430 is a deficient number, since it is larger than the sum of its proper divisors (104918126570).

111140121430 is a wasteful number, since it uses less digits than its factorization.

111140121430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450008.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 111140121430 its reverse (34121041111), we get a palindrome (145261162541).

The spelling of 111140121430 in words is "one hundred eleven billion, one hundred forty million, one hundred twenty-one thousand, four hundred thirty".