1112111120202 has 32 divisors (see below), whose sum is σ = 2227732881792. Its totient is φ = 370119020544.

The previous prime is 1112111120191. The next prime is 1112111120203. The reversal of 1112111120202 is 2020211112111.

It is a happy number.

It is a super-2 number, since 2×1112111120202² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1112111120203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10815978 + ... + 10918314.

It is an arithmetic number, because the mean of its divisors is an integer number (69616652556).

Almost surely, 2^{1112111120202} is an apocalyptic number.

1112111120202 is an abundant number, since it is smaller than the sum of its proper divisors (1115621761590).

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

1112111120202 is a wasteful number, since it uses less digits than its factorization.

1112111120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105182.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1112111120202 its reverse (2020211112111), we get a palindrome (3132322232313).

The spelling of 1112111120202 in words is "one trillion, one hundred twelve billion, one hundred eleven million, one hundred twenty thousand, two hundred two".