22000060242 has 20 divisors (see below), whose sum is σ = 49296431646. Its totient is φ = 7333353360.

The previous prime is 22000060241. The next prime is 22000060259. The reversal of 22000060242 is 24206000022.

It is a happy number.

22000060242 is a `hidden beast` number, since 2 + 20 + 0 + 0 + 0 + 602 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 17173840401 + 4826219841 = 131049^2 + 69471^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22000060241) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 67901259 + ... + 67901582.

Almost surely, 2^22000060242 is an apocalyptic number.

22000060242 is an abundant number, since it is smaller than the sum of its proper divisors (27296371404).

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

22000060242 is a wasteful number, since it uses less digits than its factorization.

22000060242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135802855 (or 135802846 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 22000060242 its reverse (24206000022), we get a palindrome (46206060264).

The spelling of 22000060242 in words is "twenty-two billion, sixty thousand, two hundred forty-two".