1022111110211 has 16 divisors (see below), whose sum is σ = 1054889671680. Its totient is φ = 989894961120.

The previous prime is 1022111110169. The next prime is 1022111110243. The reversal of 1022111110211 is 1120111112201.

It is a cyclic number.

It is not a de Polignac number, because 1022111110211 - 2⁶ = 1022111110147 is a prime.

It is a super-2 number, since 2×1022111110211² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022111110291) 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, 1396730 + ... + 1998768.

It is an arithmetic number, because the mean of its divisors is an integer number (65930604480).

Almost surely, 2^{1022111110211} is an apocalyptic number.

1022111110211 is a deficient number, since it is larger than the sum of its proper divisors (32778561469).

1022111110211 is a wasteful number, since it uses less digits than its factorization.

1022111110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602506.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1022111110211 its reverse (1120111112201), we get a palindrome (2142222222412).

The spelling of 1022111110211 in words is "one trillion, twenty-two billion, one hundred eleven million, one hundred ten thousand, two hundred eleven".