210012211200109 has 16 divisors (see below), whose sum is σ = 213512033477952. Its totient is φ = 206523152656128.

The previous prime is 210012211200079. The next prime is 210012211200193. The reversal of 210012211200109 is 901002112210012.

210012211200109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 210012211200109 - 2¹¹ = 210012211198061 is a prime.

It is a super-2 number, since 2×210012211200109² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210012211200109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210012211200199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2857933282 + ... + 2858006764.

It is an arithmetic number, because the mean of its divisors is an integer number (13344502092372).

Almost surely, 2^{210012211200109} is an apocalyptic number.

It is an amenable number.

210012211200109 is a deficient number, since it is larger than the sum of its proper divisors (3499822277843).

210012211200109 is an equidigital number, since it uses as much as digits as its factorization.

210012211200109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146076.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 210012211200109 in words is "two hundred ten trillion, twelve billion, two hundred eleven million, two hundred thousand, one hundred nine".