1112221112002 has 128 divisors (see below), whose sum is σ = 2320743882240. Its totient is φ = 385622415360.

The previous prime is 1112221111993. The next prime is 1112221112027. The reversal of 1112221112002 is 2002111222111.

It is a super-3 number, since 3×1112221112002³ (a number of 37 digits) contains 333 as substring.

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 63 ways as a sum of consecutive naturals, for example, 39291118 + ... + 39319414.

It is an arithmetic number, because the mean of its divisors is an integer number (18130811580).

Almost surely, 2^{1112221112002} is an apocalyptic number.

1112221112002 is an abundant number, since it is smaller than the sum of its proper divisors (1208522770238).

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

1112221112002 is a wasteful number, since it uses less digits than its factorization.

1112221112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29036.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1112221112002 its reverse (2002111222111), we get a palindrome (3114332334113).

It can be divided in two parts, 111222111 and 2002, that multiplied together give a palindrome (222666666222).

The spelling of 1112221112002 in words is "one trillion, one hundred twelve billion, two hundred twenty-one million, one hundred twelve thousand, two".