1121422199 has 12 divisors (see below), whose sum is σ = 1222570440. Its totient is φ = 1025750880.

The previous prime is 1121422189. The next prime is 1121422207. The reversal of 1121422199 is 9912241211.

It is a de Polignac number, because none of the positive numbers 2^k-1121422199 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 (1121422189) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19112 + ... + 51069.

It is an arithmetic number, because the mean of its divisors is an integer number (101880870).

Almost surely, 2^1121422199 is an apocalyptic number.

1121422199 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1121422199 is a deficient number, since it is larger than the sum of its proper divisors (101148241).

1121422199 is an equidigital number, since it uses as much as digits as its factorization.

1121422199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70258 (or 70229 counting only the distinct ones).

The product of its digits is 2592, while the sum is 32.

The square root of 1121422199 is about 33487.6424819664. The cubic root of 1121422199 is about 1038.9382034862.

The spelling of 1121422199 in words is "one billion, one hundred twenty-one million, four hundred twenty-two thousand, one hundred ninety-nine".