22041121 has 8 divisors (see below), whose sum is σ = 23244320. Its totient is φ = 20842272.

The previous prime is 22041119. The next prime is 22041139. The reversal of 22041121 is 12114022.

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 not a de Polignac number, because 22041121 - 2¹ = 22041119 is a prime.

It is a super-2 number, since 2×22041121² = 971622029873282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22041181) 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, 19066 + ... + 20188.

It is an arithmetic number, because the mean of its divisors is an integer number (2905540).

Almost surely, 2^22041121 is an apocalyptic number.

It is an amenable number.

22041121 is a deficient number, since it is larger than the sum of its proper divisors (1203199).

22041121 is a wasteful number, since it uses less digits than its factorization.

22041121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 22041121 is about 4694.7972267181. The cubic root of 22041121 is about 280.3784041940.

Adding to 22041121 its reverse (12114022), we get a palindrome (34155143).

The spelling of 22041121 in words is "twenty-two million, forty-one thousand, one hundred twenty-one".