2210212001121 has 4 divisors (see below), whose sum is σ = 2946949334832. Its totient is φ = 1473474667412.

The previous prime is 2210212001111. The next prime is 2210212001143. The reversal of 2210212001121 is 1211002120122.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2210212001121 - 2¹⁴ = 2210211984737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2210212001121.

It is not an unprimeable number, because it can be changed into a prime (2210212001111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368368666851 + ... + 368368666856.

It is an arithmetic number, because the mean of its divisors is an integer number (736737333708).

Almost surely, 2^{2210212001121} is an apocalyptic number.

It is an amenable number.

2210212001121 is a deficient number, since it is larger than the sum of its proper divisors (736737333711).

2210212001121 is an equidigital number, since it uses as much as digits as its factorization.

2210212001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736737333710.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2210212001121 its reverse (1211002120122), we get a palindrome (3421214121243).

The spelling of 2210212001121 in words is "two trillion, two hundred ten billion, two hundred twelve million, one thousand, one hundred twenty-one".