22041312042 has 16 divisors (see below), whose sum is σ = 45020552832. Its totient is φ = 7190782560.

The previous prime is 22041312031. The next prime is 22041312049. The reversal of 22041312042 is 24021314022.

It is not an unprimeable number, because it can be changed into a prime (22041312049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39080059 + ... + 39080622.

It is an arithmetic number, because the mean of its divisors is an integer number (2813784552).

Almost surely, 2^22041312042 is an apocalyptic number.

22041312042 is an abundant number, since it is smaller than the sum of its proper divisors (22979240790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22041312042 is a wasteful number, since it uses less digits than its factorization.

22041312042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78160733.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22041312042 its reverse (24021314022), we get a palindrome (46062626064).

The spelling of 22041312042 in words is "twenty-two billion, forty-one million, three hundred twelve thousand, forty-two".