2210121011211 has 8 divisors (see below), whose sum is σ = 3026472015504. Its totient is φ = 1433592007200.

The previous prime is 2210121011143. The next prime is 2210121011297. The reversal of 2210121011211 is 1121101210122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2210121011211 - 2¹⁷ = 2210120880139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2210121011911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9955499940 + ... + 9955500161.

It is an arithmetic number, because the mean of its divisors is an integer number (378309001938).

Almost surely, 2^{2210121011211} is an apocalyptic number.

2210121011211 is a deficient number, since it is larger than the sum of its proper divisors (816351004293).

2210121011211 is a wasteful number, since it uses less digits than its factorization.

2210121011211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19911000141.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 2210121011211 its reverse (1121101210122), we get a palindrome (3331222221333).

The spelling of 2210121011211 in words is "two trillion, two hundred ten billion, one hundred twenty-one million, eleven thousand, two hundred eleven".