1121422206 has 8 divisors (see below), whose sum is σ = 2242844424. Its totient is φ = 373807400.

The previous prime is 1121422189. The next prime is 1121422207. The reversal of 1121422206 is 6022241211.

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

1121422206 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121422207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93451845 + ... + 93451856.

It is an arithmetic number, because the mean of its divisors is an integer number (280355553).

Almost surely, 2^1121422206 is an apocalyptic number.

1121422206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121422206 is a wasteful number, since it uses less digits than its factorization.

1121422206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186903706.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1121422206 is about 33487.6425864826. The cubic root of 1121422206 is about 1038.9382056479.

Adding to 1121422206 its reverse (6022241211), we get a palindrome (7143663417).

The spelling of 1121422206 in words is "one billion, one hundred twenty-one million, four hundred twenty-two thousand, two hundred six".