1120022201 has 8 divisors (see below), whose sum is σ = 1125296640. Its totient is φ = 1114760448.

The previous prime is 1120022171. The next prime is 1120022209. The reversal of 1120022201 is 1022200211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120022201 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1120022209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204440 + ... + 209846.

It is an arithmetic number, because the mean of its divisors is an integer number (140662080).

Almost surely, 2^1120022201 is an apocalyptic number.

It is an amenable number.

1120022201 is a deficient number, since it is larger than the sum of its proper divisors (5274439).

1120022201 is an equidigital number, since it uses as much as digits as its factorization.

1120022201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6343.

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

The square root of 1120022201 is about 33466.7327505988. The cubic root of 1120022201 is about 1038.5056821440.

Adding to 1120022201 its reverse (1022200211), we get a palindrome (2142222412).

The spelling of 1120022201 in words is "one billion, one hundred twenty million, twenty-two thousand, two hundred one".