1022040111 has 8 divisors (see below), whose sum is σ = 1364367280. Its totient is φ = 680536512.

The previous prime is 1022040091. The next prime is 1022040157. The reversal of 1022040111 is 1110402201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1022040111 - 2⁵ = 1022040079 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 (1022040161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202990 + ... + 207963.

It is an arithmetic number, because the mean of its divisors is an integer number (170545910).

Almost surely, 2^1022040111 is an apocalyptic number.

1022040111 is a deficient number, since it is larger than the sum of its proper divisors (342327169).

1022040111 is an equidigital number, since it uses as much as digits as its factorization.

1022040111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411785.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1022040111 is about 31969.3620674545. The cubic root of 1022040111 is about 1007.2933809412.

Adding to 1022040111 its reverse (1110402201), we get a palindrome (2132442312).

The spelling of 1022040111 in words is "one billion, twenty-two million, forty thousand, one hundred eleven".