2122221022011 has 10 divisors (see below), whose sum is σ = 3170231403372. Its totient is φ = 1414814014620.

The previous prime is 2122221022007. The next prime is 2122221022013. The reversal of 2122221022011 is 1102201222212.

It is a happy number.

2122221022011 is a `hidden beast` number, since 2 + 1 + 222 + 210 + 220 + 11 = 666.

It is not a de Polignac number, because 2122221022011 - 2² = 2122221022007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2122221022013) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 13100129685 + ... + 13100129846.

Almost surely, 2^{2122221022011} is an apocalyptic number.

2122221022011 is a deficient number, since it is larger than the sum of its proper divisors (1048010381361).

2122221022011 is an equidigital number, since it uses as much as digits as its factorization.

2122221022011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26200259543 (or 26200259534 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2122221022011 its reverse (1102201222212), we get a palindrome (3224422244223).

The spelling of 2122221022011 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-one million, twenty-two thousand, eleven".