111331021230002 has 16 divisors (see below), whose sum is σ = 200898083423040. Its totient is φ = 45202068769968.

The previous prime is 111331021229993. The next prime is 111331021230041. The reversal of 111331021230002 is 200032120133111.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 209268836633 + ... + 209268837164.

It is an arithmetic number, because the mean of its divisors is an integer number (12556130213940).

Almost surely, 2^{111331021230002} is an apocalyptic number.

111331021230002 is a deficient number, since it is larger than the sum of its proper divisors (89567062193038).

111331021230002 is a wasteful number, since it uses less digits than its factorization.

111331021230002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418537673825.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 111331021230002 its reverse (200032120133111), we get a palindrome (311363141363113).

The spelling of 111331021230002 in words is "one hundred eleven trillion, three hundred thirty-one billion, twenty-one million, two hundred thirty thousand, two".