121133233110 has 32 divisors (see below), whose sum is σ = 291040353792. Its totient is φ = 32266573920.

The previous prime is 121133232953. The next prime is 121133233129. The reversal of 121133233110 is 11332331121.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 2198686 + ... + 2253105.

It is an arithmetic number, because the mean of its divisors is an integer number (9095011056).

Almost surely, 2^121133233110 is an apocalyptic number.

121133233110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121133233110 is an abundant number, since it is smaller than the sum of its proper divisors (169907120682).

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

121133233110 is a wasteful number, since it uses less digits than its factorization.

121133233110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4452708.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 121133233110 its reverse (11332331121), we get a palindrome (132465564231).

The spelling of 121133233110 in words is "one hundred twenty-one billion, one hundred thirty-three million, two hundred thirty-three thousand, one hundred ten".