121102021002199 has 8 divisors (see below), whose sum is σ = 128263707229968. Its totient is φ = 113944561211520.

The previous prime is 121102021002163. The next prime is 121102021002239. The reversal of 121102021002199 is 991200120201121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121102021002199 - 2¹⁷ = 121102020871127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121102021002199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121102021002119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056550272 + ... + 1056664885.

It is an arithmetic number, because the mean of its divisors is an integer number (16032963403746).

Almost surely, 2^{121102021002199} is an apocalyptic number.

121102021002199 is a deficient number, since it is larger than the sum of its proper divisors (7161686227769).

121102021002199 is a wasteful number, since it uses less digits than its factorization.

121102021002199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113218545.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 121102021002199 in words is "one hundred twenty-one trillion, one hundred two billion, twenty-one million, two thousand, one hundred ninety-nine".