1121102122112 has 64 divisors (see below), whose sum is σ = 2686851931200. Its totient is φ = 455184313344.

The previous prime is 1121102122109. The next prime is 1121102122117. The reversal of 1121102122112 is 2112212011211.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (1121102122117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32910083 + ... + 32944130.

It is an arithmetic number, because the mean of its divisors is an integer number (41982061425).

Almost surely, 2^{1121102122112} is an apocalyptic number.

It is an amenable number.

1121102122112 is an abundant number, since it is smaller than the sum of its proper divisors (1565749809088).

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

1121102122112 is an equidigital number, since it uses as much as digits as its factorization.

1121102122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65854253 (or 65854241 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1121102122112 its reverse (2112212011211), we get a palindrome (3233314133323).

The spelling of 1121102122112 in words is "one trillion, one hundred twenty-one billion, one hundred two million, one hundred twenty-two thousand, one hundred twelve".