121202001000099 has 96 divisors (see below), whose sum is σ = 184603813318080. Its totient is φ = 76521177944064.

The previous prime is 121202000999999. The next prime is 121202001000121. The reversal of 121202001000099 is 990000100202121.

It is not a de Polignac number, because 121202001000099 - 2⁹ = 121202000999587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121202001004099) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3671325117 + ... + 3671358129.

It is an arithmetic number, because the mean of its divisors is an integer number (1922956388730).

Almost surely, 2^{121202001000099} is an apocalyptic number.

121202001000099 is a deficient number, since it is larger than the sum of its proper divisors (63401812317981).

121202001000099 is a wasteful number, since it uses less digits than its factorization.

121202001000099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34181 (or 34178 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 121202001000099 in words is "one hundred twenty-one trillion, two hundred two billion, one million, ninety-nine", and thus it is an aban number.