22104231242 has 4 divisors (see below), whose sum is σ = 33156346866. Its totient is φ = 11052115620.

The previous prime is 22104231223. The next prime is 22104231257. The reversal of 22104231242 is 24213240122.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 21047916241 + 1056315001 = 145079^2 + 32501^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5526057809 + ... + 5526057812.

Almost surely, 2^22104231242 is an apocalyptic number.

22104231242 is a deficient number, since it is larger than the sum of its proper divisors (11052115624).

22104231242 is a wasteful number, since it uses less digits than its factorization.

22104231242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11052115623.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 22104231242 its reverse (24213240122), we get a palindrome (46317471364).

The spelling of 22104231242 in words is "twenty-two billion, one hundred four million, two hundred thirty-one thousand, two hundred forty-two".