22117051 has 8 divisors (see below), whose sum is σ = 25547184. Its totient is φ = 18923520.

The previous prime is 22117037. The next prime is 22117057. The reversal of 22117051 is 15071122.

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

It is not a de Polignac number, because 22117051 - 2⁹ = 22116539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22117057) 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, 58950 + ... + 59323.

It is an arithmetic number, because the mean of its divisors is an integer number (3193398).

Almost surely, 2^22117051 is an apocalyptic number.

22117051 is a deficient number, since it is larger than the sum of its proper divisors (3430133).

22117051 is a wasteful number, since it uses less digits than its factorization.

22117051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118301.

The product of its (nonzero) digits is 140, while the sum is 19.

The square root of 22117051 is about 4702.8768854819. The cubic root of 22117051 is about 280.6999960106.

Adding to 22117051 its reverse (15071122), we get a palindrome (37188173).

The spelling of 22117051 in words is "twenty-two million, one hundred seventeen thousand, fifty-one".