1121300342112 has 96 divisors (see below), whose sum is σ = 3015561273984. Its totient is φ = 364607308800.

The previous prime is 1121300342111. The next prime is 1121300342119. The reversal of 1121300342112 is 2112430031211.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121300342111) 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, 65907687 + ... + 65924697.

It is an arithmetic number, because the mean of its divisors is an integer number (31412096604).

Almost surely, 2^{1121300342112} is an apocalyptic number.

1121300342112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1121300342112 is an abundant number, since it is smaller than the sum of its proper divisors (1894260931872).

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

1121300342112 is a wasteful number, since it uses less digits than its factorization.

1121300342112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33812 (or 33804 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 1121300342112 its reverse (2112430031211), we get a palindrome (3233730373323).

The spelling of 1121300342112 in words is "one trillion, one hundred twenty-one billion, three hundred million, three hundred forty-two thousand, one hundred twelve".