10011121209999 has 32 divisors (see below), whose sum is σ = 18253896227840. Its totient is φ = 5280591406176.

The previous prime is 10011121209979. The next prime is 10011121210109. The reversal of 10011121209999 is 99990212111001.

10011121209999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10011121209999 - 2¹¹ = 10011121207951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011121209919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2037262747 + ... + 2037267660.

It is an arithmetic number, because the mean of its divisors is an integer number (570434257120).

Almost surely, 2^{10011121209999} is an apocalyptic number.

10011121209999 is a deficient number, since it is larger than the sum of its proper divisors (8242775017841).

10011121209999 is a wasteful number, since it uses less digits than its factorization.

10011121209999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4074530436 (or 4074530430 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 45.

The spelling of 10011121209999 in words is "ten trillion, eleven billion, one hundred twenty-one million, two hundred nine thousand, nine hundred ninety-nine".