22201051 has 8 divisors (see below), whose sum is σ = 22651200. Its totient is φ = 21753480.

The previous prime is 22201043. The next prime is 22201057. The reversal of 22201051 is 15010222.

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

It is a cyclic number.

It is not a de Polignac number, because 22201051 - 2³ = 22201043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22201057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33360 + ... + 34018.

It is an arithmetic number, because the mean of its divisors is an integer number (2831400).

Almost surely, 2^22201051 is an apocalyptic number.

22201051 is a deficient number, since it is larger than the sum of its proper divisors (450149).

22201051 is an equidigital number, since it uses as much as digits as its factorization.

22201051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289.

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 22201051 is about 4711.7991255995. The cubic root of 22201051 is about 281.0549108970.

Adding to 22201051 its reverse (15010222), we get a palindrome (37211273).

The spelling of 22201051 in words is "twenty-two million, two hundred one thousand, fifty-one".