1202210112112 has 20 divisors (see below), whose sum is σ = 2331816704080. Its totient is φ = 600450962688.

The previous prime is 1202210112097. The next prime is 1202210112121. The reversal of 1202210112112 is 2112110122021.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 40865673 + ... + 40895080.

It is an arithmetic number, because the mean of its divisors is an integer number (116590835204).

Almost surely, 2^{1202210112112} is an apocalyptic number.

It is an amenable number.

1202210112112 is a deficient number, since it is larger than the sum of its proper divisors (1129606591968).

1202210112112 is an equidigital number, since it uses as much as digits as its factorization.

1202210112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81761680 (or 81761674 counting only the distinct ones).

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

Adding to 1202210112112 its reverse (2112110122021), we get a palindrome (3314320234133).

Subtracting 1202210112112 from its reverse (2112110122021), we obtain a palindrome (909900009909).

The spelling of 1202210112112 in words is "one trillion, two hundred two billion, two hundred ten million, one hundred twelve thousand, one hundred twelve".