112421402142 has 64 divisors (see below), whose sum is σ = 258433597440. Its totient is φ = 31937134176.

The previous prime is 112421402141. The next prime is 112421402221. The reversal of 112421402142 is 241204124211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112421402141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5221323 + ... + 5242809.

It is an arithmetic number, because the mean of its divisors is an integer number (4038024960).

Almost surely, 2^112421402142 is an apocalyptic number.

112421402142 is an abundant number, since it is smaller than the sum of its proper divisors (146012195298).

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

112421402142 is a wasteful number, since it uses less digits than its factorization.

112421402142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22205.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 112421402142 its reverse (241204124211), we get a palindrome (353625526353).

The spelling of 112421402142 in words is "one hundred twelve billion, four hundred twenty-one million, four hundred two thousand, one hundred forty-two".