2120222212211 has 2 divisors, whose sum is σ = 2120222212212. Its totient is φ = 2120222212210.

The previous prime is 2120222212177. The next prime is 2120222212219. The reversal of 2120222212211 is 1122122220212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120222212211 - 2³⁸ = 1845344305267 is a prime.

It is a super-3 number, since 3×2120222212211³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2120222212219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060111106105 + 1060111106106.

It is an arithmetic number, because the mean of its divisors is an integer number (1060111106106).

Almost surely, 2^{2120222212211} is an apocalyptic number.

2120222212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120222212211 is an equidigital number, since it uses as much as digits as its factorization.

2120222212211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 2120222212211 its reverse (1122122220212), we get a palindrome (3242344432423).

The spelling of 2120222212211 in words is "two trillion, one hundred twenty billion, two hundred twenty-two million, two hundred twelve thousand, two hundred eleven".