1103222001 has 16 divisors (see below), whose sum is σ = 1681893248. Its totient is φ = 630115200.

The previous prime is 1103221997. The next prime is 1103222033. The reversal of 1103222001 is 1002223011.

It is not a de Polignac number, because 1103222001 - 2² = 1103221997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1103212001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37941 + ... + 60381.

It is an arithmetic number, because the mean of its divisors is an integer number (105118328).

Almost surely, 2^1103222001 is an apocalyptic number.

It is an amenable number.

1103222001 is a deficient number, since it is larger than the sum of its proper divisors (578671247).

1103222001 is a wasteful number, since it uses less digits than its factorization.

1103222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24792.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1103222001 is about 33214.7858791834. The cubic root of 1103222001 is about 1033.2870140759.

Adding to 1103222001 its reverse (1002223011), we get a palindrome (2105445012).

It can be divided in two parts, 11032 and 22001, that added together give a palindrome (33033).

The spelling of 1103222001 in words is "one billion, one hundred three million, two hundred twenty-two thousand, one".