1078123222 has 16 divisors (see below), whose sum is σ = 1765832400. Its totient is φ = 489603040.

The previous prime is 1078123199. The next prime is 1078123237. The reversal of 1078123222 is 2223218701.

It is a super-2 number, since 2×1078123222² = 2324699363631322568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2304 + ... + 46492.

It is an arithmetic number, because the mean of its divisors is an integer number (110364525).

Almost surely, 2^1078123222 is an apocalyptic number.

1078123222 is a deficient number, since it is larger than the sum of its proper divisors (687709178).

1078123222 is a wasteful number, since it uses less digits than its factorization.

1078123222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45311.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 1078123222 is about 32834.7867664768. The cubic root of 1078123222 is about 1025.3909187473.

The spelling of 1078123222 in words is "one billion, seventy-eight million, one hundred twenty-three thousand, two hundred twenty-two".