25222234011 has 8 divisors (see below), whose sum is σ = 36216541200. Its totient is φ = 15521374752.

The previous prime is 25222233977. The next prime is 25222234021. The reversal of 25222234011 is 11043222252.

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

It is not a de Polignac number, because 25222234011 - 2²³ = 25213845403 is a prime.

It is a super-2 number, since 2×25222234011² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25222234021) 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, 323361936 + ... + 323362013.

It is an arithmetic number, because the mean of its divisors is an integer number (4527067650).

Almost surely, 2^25222234011 is an apocalyptic number.

25222234011 is a deficient number, since it is larger than the sum of its proper divisors (10994307189).

25222234011 is a wasteful number, since it uses less digits than its factorization.

25222234011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646723965.

The product of its (nonzero) digits is 1920, while the sum is 24.

Adding to 25222234011 its reverse (11043222252), we get a palindrome (36265456263).

The spelling of 25222234011 in words is "twenty-five billion, two hundred twenty-two million, two hundred thirty-four thousand, eleven".