121101000110 has 16 divisors (see below), whose sum is σ = 219444768000. Its totient is φ = 48115296096.

The previous prime is 121101000107. The next prime is 121101000161. The reversal of 121101000110 is 11000101121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40636430 + ... + 40639409.

It is an arithmetic number, because the mean of its divisors is an integer number (13715298000).

Almost surely, 2^121101000110 is an apocalyptic number.

121101000110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121101000110 is a deficient number, since it is larger than the sum of its proper divisors (98343767890).

121101000110 is a wasteful number, since it uses less digits than its factorization.

121101000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81275995.

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 121101000110 its reverse (11000101121), we get a palindrome (132101101231).

The spelling of 121101000110 in words is "one hundred twenty-one billion, one hundred one million, one hundred ten", and thus it is an aban number.