111142204130000 has 100 divisors (see below), whose sum is σ = 269091582104928. Its totient is φ = 44456023920000.

The previous prime is 111142204129997. The next prime is 111142204130003. The reversal of 111142204130000 is 31402241111.

It is an interprime number because it is at equal distance from previous prime (111142204129997) and next prime (111142204130003).

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111142204130003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 876846629 + ... + 876973371.

Almost surely, 2^{111142204130000} is an apocalyptic number.

111142204130000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111142204130000 is an abundant number, since it is smaller than the sum of its proper divisors (157949377974928).

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

111142204130000 is an equidigital number, since it uses as much as digits as its factorization.

111142204130000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214462 (or 214441 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111142204130000 its reverse (31402241111), we get a palindrome (111173606371111).

The spelling of 111142204130000 in words is "one hundred eleven trillion, one hundred forty-two billion, two hundred four million, one hundred thirty thousand".