1022222210211 has 24 divisors (see below), whose sum is σ = 1541309628144. Its totient is φ = 652193156160.

The previous prime is 1022222210173. The next prime is 1022222210227. The reversal of 1022222210211 is 1120122222201.

It is a happy number.

1022222210211 is a `hidden beast` number, since 1 + 0 + 22 + 222 + 210 + 211 = 666.

It is not a de Polignac number, because 1022222210211 - 2¹³ = 1022222202019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1022222210231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25141461 + ... + 25182086.

It is an arithmetic number, because the mean of its divisors is an integer number (64221234506).

Almost surely, 2^{1022222210211} is an apocalyptic number.

1022222210211 is a deficient number, since it is larger than the sum of its proper divisors (519087417933).

1022222210211 is a wasteful number, since it uses less digits than its factorization.

1022222210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50323651 (or 50323648 counting only the distinct ones).

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

Adding to 1022222210211 its reverse (1120122222201), we get a palindrome (2142344432412).

The spelling of 1022222210211 in words is "one trillion, twenty-two billion, two hundred twenty-two million, two hundred ten thousand, two hundred eleven".