121100121122232 has 128 divisors (see below), whose sum is σ = 357172139151360. Its totient is φ = 33482920872960.

The previous prime is 121100121122219. The next prime is 121100121122249. The reversal of 121100121122232 is 232221121001121.

121100121122232 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 121100121122199 and 121100121122208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186815508 + ... + 187462620.

It is an arithmetic number, because the mean of its divisors is an integer number (2790407337120).

Almost surely, 2^{121100121122232} is an apocalyptic number.

121100121122232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121100121122232 is an abundant number, since it is smaller than the sum of its proper divisors (236072018029128).

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

121100121122232 is a wasteful number, since it uses less digits than its factorization.

121100121122232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683093 (or 683089 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 121100121122232 its reverse (232221121001121), we get a palindrome (353321242123353).

The spelling of 121100121122232 in words is "one hundred twenty-one trillion, one hundred billion, one hundred twenty-one million, one hundred twenty-two thousand, two hundred thirty-two".