111441142000 has 160 divisors (see below), whose sum is σ = 281377437120. Its totient is φ = 42634726400.

The previous prime is 111441141967. The next prime is 111441142027. The reversal of 111441142000 is 241144111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6197022 + ... + 6214978.

It is an arithmetic number, because the mean of its divisors is an integer number (1758608982).

Almost surely, 2^111441142000 is an apocalyptic number.

111441142000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111441142000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140688718560).

111441142000 is an abundant number, since it is smaller than the sum of its proper divisors (169936295120).

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

111441142000 is a wasteful number, since it uses less digits than its factorization.

111441142000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18116 (or 18100 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 111441142000 its reverse (241144111), we get a palindrome (111682286111).

The spelling of 111441142000 in words is "one hundred eleven billion, four hundred forty-one million, one hundred forty-two thousand".