2122220001211 has 16 divisors (see below), whose sum is σ = 2176313863680. Its totient is φ = 2068754444640.

The previous prime is 2122220001199. The next prime is 2122220001281. The reversal of 2122220001211 is 1121000222212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2122220001211 - 2¹⁷ = 2122219870139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122220001281) 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, 10152925 + ... + 10359841.

It is an arithmetic number, because the mean of its divisors is an integer number (136019616480).

Almost surely, 2^{2122220001211} is an apocalyptic number.

2122220001211 is a deficient number, since it is larger than the sum of its proper divisors (54093862469).

2122220001211 is a wasteful number, since it uses less digits than its factorization.

2122220001211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208434.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2122220001211 its reverse (1121000222212), we get a palindrome (3243220223423).

The spelling of 2122220001211 in words is "two trillion, one hundred twenty-two billion, two hundred twenty million, one thousand, two hundred eleven".