111001424442 has 16 divisors (see below), whose sum is σ = 223364831520. Its totient is φ = 36773477712.

The previous prime is 111001424431. The next prime is 111001424453. The reversal of 111001424442 is 244424100111.

It is an interprime number because it is at equal distance from previous prime (111001424431) and next prime (111001424453).

It is a super-2 number, since 2×111001424442² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56748217 + ... + 56750172.

It is an arithmetic number, because the mean of its divisors is an integer number (13960301970).

Almost surely, 2^111001424442 is an apocalyptic number.

111001424442 is an abundant number, since it is smaller than the sum of its proper divisors (112363407078).

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

111001424442 is a wasteful number, since it uses less digits than its factorization.

111001424442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113498557.

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

Adding to 111001424442 its reverse (244424100111), we get a palindrome (355425524553).

The spelling of 111001424442 in words is "one hundred eleven billion, one million, four hundred twenty-four thousand, four hundred forty-two".