121401010110 has 16 divisors (see below), whose sum is σ = 291362424336. Its totient is φ = 32373602688.

The previous prime is 121401010039. The next prime is 121401010123. The reversal of 121401010110 is 11010104121.

121401010110 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2023350139 + ... + 2023350198.

It is an arithmetic number, because the mean of its divisors is an integer number (18210151521).

Almost surely, 2^121401010110 is an apocalyptic number.

121401010110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121401010110 is an abundant number, since it is smaller than the sum of its proper divisors (169961414226).

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

121401010110 is a wasteful number, since it uses less digits than its factorization.

121401010110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046700347.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 121401010110 its reverse (11010104121), we get a palindrome (132411114231).

The spelling of 121401010110 in words is "one hundred twenty-one billion, four hundred one million, ten thousand, one hundred ten".