121011001122199 has 2 divisors, whose sum is σ = 121011001122200. Its totient is φ = 121011001122198.

The previous prime is 121011001122163. The next prime is 121011001122241. The reversal of 121011001122199 is 991221100110121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121011001122199 - 2¹⁵ = 121011001089431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121011001122199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121011001122119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60505500561099 + 60505500561100.

It is an arithmetic number, because the mean of its divisors is an integer number (60505500561100).

Almost surely, 2^{121011001122199} is an apocalyptic number.

121011001122199 is a deficient number, since it is larger than the sum of its proper divisors (1).

121011001122199 is an equidigital number, since it uses as much as digits as its factorization.

121011001122199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 31.

The spelling of 121011001122199 in words is "one hundred twenty-one trillion, eleven billion, one million, one hundred twenty-two thousand, one hundred ninety-nine".