2220422220242 has 4 divisors (see below), whose sum is σ = 3330633330366. Its totient is φ = 1110211110120.

The previous prime is 2220422220241. The next prime is 2220422220293. The reversal of 2220422220242 is 2420222240222.

It is a happy number.

2220422220242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 1948534018201 + 271888202041 = 1395899^2 + 521429^2 .

It is a super-2 number, since 2×2220422220242² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2220422220241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555105555059 + ... + 555105555062.

Almost surely, 2^{2220422220242} is an apocalyptic number.

2220422220242 is a deficient number, since it is larger than the sum of its proper divisors (1110211110124).

2220422220242 is a wasteful number, since it uses less digits than its factorization.

2220422220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110211110123.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 2220422220242 its reverse (2420222240222), we get a palindrome (4640644460464).

The spelling of 2220422220242 in words is "two trillion, two hundred twenty billion, four hundred twenty-two million, two hundred twenty thousand, two hundred forty-two".