121000022110099 has 16 divisors (see below), whose sum is σ = 138961602005760. Its totient is φ = 104199889212000.

The previous prime is 121000022110091. The next prime is 121000022110103. The reversal of 121000022110099 is 990011220000121.

It is a cyclic number.

It is not a de Polignac number, because 121000022110099 - 2³ = 121000022110091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121000022110091) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27551287 + ... + 31639744.

It is an arithmetic number, because the mean of its divisors is an integer number (8685100125360).

Almost surely, 2^{121000022110099} is an apocalyptic number.

121000022110099 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

121000022110099 is a deficient number, since it is larger than the sum of its proper divisors (17961579895661).

121000022110099 is a wasteful number, since it uses less digits than its factorization.

121000022110099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59200842.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 121000022110099 in words is "one hundred twenty-one trillion, twenty-two million, one hundred ten thousand, ninety-nine".