210000111209153 has 2 divisors, whose sum is σ = 210000111209154. Its totient is φ = 210000111209152.

The previous prime is 210000111209143. The next prime is 210000111209177. The reversal of 210000111209153 is 351902111000012.

210000111209153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202283005000129 + 7717106209024 = 14222623^2 + 2777968^2 .

It is a cyclic number.

It is not a de Polignac number, because 210000111209153 - 2¹⁴ = 210000111192769 is a prime.

It is not a weakly prime, because it can be changed into another prime (210000111209143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105000055604576 + 105000055604577.

It is an arithmetic number, because the mean of its divisors is an integer number (105000055604577).

Almost surely, 2^{210000111209153} is an apocalyptic number.

It is an amenable number.

210000111209153 is a deficient number, since it is larger than the sum of its proper divisors (1).

210000111209153 is an equidigital number, since it uses as much as digits as its factorization.

210000111209153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 26.

Adding to 210000111209153 its reverse (351902111000012), we get a palindrome (561902222209165).

The spelling of 210000111209153 in words is "two hundred ten trillion, one hundred eleven million, two hundred nine thousand, one hundred fifty-three".