121326106110 has 32 divisors (see below), whose sum is σ = 317653805952. Its totient is φ = 29412389280.

The previous prime is 121326106087. The next prime is 121326106133. The reversal of 121326106110 is 11601623121.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (121326106087) and next prime (121326106133).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183827104 + ... + 183827763.

It is an arithmetic number, because the mean of its divisors is an integer number (9926681436).

Almost surely, 2^121326106110 is an apocalyptic number.

121326106110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121326106110 is an abundant number, since it is smaller than the sum of its proper divisors (196327699842).

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

121326106110 is a wasteful number, since it uses less digits than its factorization.

121326106110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367654888.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 121326106110 its reverse (11601623121), we get a palindrome (132927729231).

The spelling of 121326106110 in words is "one hundred twenty-one billion, three hundred twenty-six million, one hundred six thousand, one hundred ten".