10211032121099 has 4 divisors (see below), whose sum is σ = 10211185836264. Its totient is φ = 10210878405936.

The previous prime is 10211032121093. The next prime is 10211032121131. The reversal of 10211032121099 is 99012123011201.

It is a happy number.

10211032121099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10211032121099 - 2²⁴ = 10211015343883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211032121093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76757897 + ... + 76890810.

It is an arithmetic number, because the mean of its divisors is an integer number (2552796459066).

Almost surely, 2^{10211032121099} is an apocalyptic number.

10211032121099 is a deficient number, since it is larger than the sum of its proper divisors (153715165).

10211032121099 is an equidigital number, since it uses as much as digits as its factorization.

10211032121099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153715164.

The product of its (nonzero) digits is 1944, while the sum is 32.

The spelling of 10211032121099 in words is "ten trillion, two hundred eleven billion, thirty-two million, one hundred twenty-one thousand, ninety-nine".