210011401344109 has 4 divisors (see below), whose sum is σ = 210011437100700. Its totient is φ = 210011365587520.

The previous prime is 210011401344071. The next prime is 210011401344113. The reversal of 210011401344109 is 901443104110012.

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

It can be written as a sum of positive squares in 2 ways, for example, as 6088803002500 + 203922598341609 = 2467550^2 + 14280147^2 .

It is a cyclic number.

It is not a de Polignac number, because 210011401344109 - 2²⁹ = 210010864473197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210011401344119) 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, 6765934 + ... + 21582415.

It is an arithmetic number, because the mean of its divisors is an integer number (52502859275175).

Almost surely, 2^{210011401344109} is an apocalyptic number.

It is an amenable number.

210011401344109 is a deficient number, since it is larger than the sum of its proper divisors (35756591).

210011401344109 is an equidigital number, since it uses as much as digits as its factorization.

210011401344109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35756590.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 210011401344109 in words is "two hundred ten trillion, eleven billion, four hundred one million, three hundred forty-four thousand, one hundred nine".