210310211121 has 16 divisors (see below), whose sum is σ = 286549342464. Its totient is φ = 137142474624.

The previous prime is 210310211093. The next prime is 210310211161. The reversal of 210310211121 is 121112013012.

It is not a de Polignac number, because 210310211121 - 2⁶ = 210310211057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 210310211121.

It is not an unprimeable number, because it can be changed into a prime (210310211161) 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, 201796 + ... + 679221.

It is an arithmetic number, because the mean of its divisors is an integer number (17909333904).

Almost surely, 2^210310211121 is an apocalyptic number.

It is an amenable number.

210310211121 is a deficient number, since it is larger than the sum of its proper divisors (76239131343).

210310211121 is a wasteful number, since it uses less digits than its factorization.

210310211121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882760.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 210310211121 its reverse (121112013012), we get a palindrome (331422224133).

The spelling of 210310211121 in words is "two hundred ten billion, three hundred ten million, two hundred eleven thousand, one hundred twenty-one".