1100222201 has 32 divisors (see below), whose sum is σ = 1299691008. Its totient is φ = 922060800.

The previous prime is 1100222197. The next prime is 1100222251. The reversal of 1100222201 is 1022220011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1100222201 - 2² = 1100222197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100222251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 757526 + ... + 758976.

It is an arithmetic number, because the mean of its divisors is an integer number (40615344).

Almost surely, 2^1100222201 is an apocalyptic number.

It is an amenable number.

1100222201 is a deficient number, since it is larger than the sum of its proper divisors (199468807).

1100222201 is a wasteful number, since it uses less digits than its factorization.

1100222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1100222201 is about 33169.5975405189. The cubic root of 1100222201 is about 1032.3496179506.

Adding to 1100222201 its reverse (1022220011), we get a palindrome (2122442212).

The spelling of 1100222201 in words is "one billion, one hundred million, two hundred twenty-two thousand, two hundred one".