22012241342 has 64 divisors (see below), whose sum is σ = 45293230080. Its totient is φ = 7764512256.

The previous prime is 22012241311. The next prime is 22012241347. The reversal of 22012241342 is 24314221022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012241347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128438 + ... + 246009.

It is an arithmetic number, because the mean of its divisors is an integer number (707706720).

Almost surely, 2^22012241342 is an apocalyptic number.

22012241342 is an abundant number, since it is smaller than the sum of its proper divisors (23280988738).

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

22012241342 is a wasteful number, since it uses less digits than its factorization.

22012241342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374505.

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

Adding to 22012241342 its reverse (24314221022), we get a palindrome (46326462364).

The spelling of 22012241342 in words is "twenty-two billion, twelve million, two hundred forty-one thousand, three hundred forty-two".