1022111204 has 24 divisors (see below), whose sum is σ = 1831996320. Its totient is φ = 498705984.

The previous prime is 1022111171. The next prime is 1022111257. The reversal of 1022111204 is 4021112201.

It is a happy number.

It is a super-2 number, since 2×1022111204² = 2089422626684659232, which contains 22 as substring.

It is an unprimeable number.

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, 248912 + ... + 252984.

It is an arithmetic number, because the mean of its divisors is an integer number (76333180).

Almost surely, 2^1022111204 is an apocalyptic number.

It is an amenable number.

1022111204 is a deficient number, since it is larger than the sum of its proper divisors (809885116).

1022111204 is a wasteful number, since it uses less digits than its factorization.

1022111204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5579 (or 5577 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1022111204 is about 31970.4739408098. The cubic root of 1022111204 is about 1007.3167361394.

Adding to 1022111204 its reverse (4021112201), we get a palindrome (5043223405).

The spelling of 1022111204 in words is "one billion, twenty-two million, one hundred eleven thousand, two hundred four".