1222077043 has 8 divisors (see below), whose sum is σ = 1334274480. Its totient is φ = 1110062880.

The previous prime is 1222077041. The next prime is 1222077047. The reversal of 1222077043 is 3407702221.

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

It is a cyclic number.

It is not a de Polignac number, because 1222077043 - 2¹ = 1222077041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1222077041) 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, 31680 + ... + 58717.

It is an arithmetic number, because the mean of its divisors is an integer number (166784310).

Almost surely, 2^1222077043 is an apocalyptic number.

1222077043 is a deficient number, since it is larger than the sum of its proper divisors (112197437).

1222077043 is a wasteful number, since it uses less digits than its factorization.

1222077043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91637.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 1222077043 is about 34958.2185329859. The cubic root of 1222077043 is about 1069.1357749279.

Adding to 1222077043 its reverse (3407702221), we get a palindrome (4629779264).

The spelling of 1222077043 in words is "one billion, two hundred twenty-two million, seventy-seven thousand, forty-three".