121113331301112 has 64 divisors (see below), whose sum is σ = 308202600343680. Its totient is φ = 39654163934592.

The previous prime is 121113331301021. The next prime is 121113331301113. The reversal of 121113331301112 is 211103133311121.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121113331301113) 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, 175377538 + ... + 176066769.

It is an arithmetic number, because the mean of its divisors is an integer number (4815665630370).

Almost surely, 2^{121113331301112} is an apocalyptic number.

121113331301112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121113331301112 is an abundant number, since it is smaller than the sum of its proper divisors (187089269042568).

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

121113331301112 is a wasteful number, since it uses less digits than its factorization.

121113331301112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351444572 (or 351444568 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 24.

Adding to 121113331301112 its reverse (211103133311121), we get a palindrome (332216464612233).

The spelling of 121113331301112 in words is "one hundred twenty-one trillion, one hundred thirteen billion, three hundred thirty-one million, three hundred one thousand, one hundred twelve".