111020424002 has 8 divisors (see below), whose sum is σ = 166707610812. Its totient is φ = 55451220400.

The previous prime is 111020423989. The next prime is 111020424041. The reversal of 111020424002 is 200424020111.

It can be written as a sum of positive squares in 2 ways, for example, as 103870199521 + 7150224481 = 322289^2 + 84559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29493449 + ... + 29497212.

Almost surely, 2^111020424002 is an apocalyptic number.

111020424002 is a deficient number, since it is larger than the sum of its proper divisors (55687186810).

111020424002 is an equidigital number, since it uses as much as digits as its factorization.

111020424002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58991604.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 111020424002 its reverse (200424020111), we get a palindrome (311444444113).

The spelling of 111020424002 in words is "one hundred eleven billion, twenty million, four hundred twenty-four thousand, two".