1022213111 has 4 divisors (see below), whose sum is σ = 1082343312. Its totient is φ = 962082912.

The previous prime is 1022213047. The next prime is 1022213117. The reversal of 1022213111 is 1113122201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1022213111 - 2⁶ = 1022213047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022213117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30065075 + ... + 30065108.

It is an arithmetic number, because the mean of its divisors is an integer number (270585828).

Almost surely, 2^1022213111 is an apocalyptic number.

1022213111 is a deficient number, since it is larger than the sum of its proper divisors (60130201).

1022213111 is an equidigital number, since it uses as much as digits as its factorization.

1022213111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60130200.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1022213111 is about 31972.0676685134. The cubic root of 1022213111 is about 1007.3502123452.

Adding to 1022213111 its reverse (1113122201), we get a palindrome (2135335312).

The spelling of 1022213111 in words is "one billion, twenty-two million, two hundred thirteen thousand, one hundred eleven".