1112111021002 has 16 divisors (see below), whose sum is σ = 1669243230720. Its totient is φ = 555696712048.

The previous prime is 1112111020913. The next prime is 1112111021023. The reversal of 1112111021002 is 2001201112111.

It is a happy number.

It is a super-2 number, since 2×1112111021002² (a number of 25 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, 26140524 + ... + 26183032.

It is an arithmetic number, because the mean of its divisors is an integer number (104327701920).

Almost surely, 2^{1112111021002} is an apocalyptic number.

1112111021002 is a deficient number, since it is larger than the sum of its proper divisors (557132209718).

1112111021002 is a wasteful number, since it uses less digits than its factorization.

1112111021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50645.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1112111021002 its reverse (2001201112111), we get a palindrome (3113312133113).

The spelling of 1112111021002 in words is "one trillion, one hundred twelve billion, one hundred eleven million, twenty-one thousand, two".