111403214142 has 16 divisors (see below), whose sum is σ = 243061558272. Its totient is φ = 33758549720.

The previous prime is 111403214137. The next prime is 111403214149. The reversal of 111403214142 is 241412304111.

It is a happy number.

It is a super-2 number, since 2×111403214142² (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 (111403214149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 843963678 + ... + 843963809.

It is an arithmetic number, because the mean of its divisors is an integer number (15191347392).

Almost surely, 2^111403214142 is an apocalyptic number.

111403214142 is an abundant number, since it is smaller than the sum of its proper divisors (131658344130).

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

111403214142 is a wasteful number, since it uses less digits than its factorization.

111403214142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687927503.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 111403214142 its reverse (241412304111), we get a palindrome (352815518253).

The spelling of 111403214142 in words is "one hundred eleven billion, four hundred three million, two hundred fourteen thousand, one hundred forty-two".