121222000110 has 16 divisors (see below), whose sum is σ = 290932800336. Its totient is φ = 32325866688.

The previous prime is 121222000013. The next prime is 121222000129. The reversal of 121222000110 is 11000222121.

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, 2020366639 + ... + 2020366698.

It is an arithmetic number, because the mean of its divisors is an integer number (18183300021).

Almost surely, 2^121222000110 is an apocalyptic number.

121222000110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121222000110 is an abundant number, since it is smaller than the sum of its proper divisors (169710800226).

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

121222000110 is a wasteful number, since it uses less digits than its factorization.

121222000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4040733347.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 121222000110 its reverse (11000222121), we get a palindrome (132222222231).

The spelling of 121222000110 in words is "one hundred twenty-one billion, two hundred twenty-two million, one hundred ten", and thus it is an aban number.