1100121422 has 8 divisors (see below), whose sum is σ = 1650481272. Its totient is φ = 549961000.

The previous prime is 1100121419. The next prime is 1100121427. The reversal of 1100121422 is 2241210011.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1100121397 and 1100121406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100121427) 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, 35204 + ... + 58647.

It is an arithmetic number, because the mean of its divisors is an integer number (206310159).

Almost surely, 2^1100121422 is an apocalyptic number.

1100121422 is a deficient number, since it is larger than the sum of its proper divisors (550359850).

1100121422 is an equidigital number, since it uses as much as digits as its factorization.

1100121422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99714.

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

The square root of 1100121422 is about 33168.0783585664. The cubic root of 1100121422 is about 1032.3180963365.

Adding to 1100121422 its reverse (2241210011), we get a palindrome (3341331433).

It can be divided in two parts, 11001 and 21422, that added together give a palindrome (32423).

The spelling of 1100121422 in words is "one billion, one hundred million, one hundred twenty-one thousand, four hundred twenty-two".