222002450742 has 16 divisors (see below), whose sum is σ = 444462178752. Its totient is φ = 73924604040.

The previous prime is 222002450731. The next prime is 222002450743. The reversal of 222002450742 is 247054200222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222002450743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19046908 + ... + 19058559.

It is an arithmetic number, because the mean of its divisors is an integer number (27778886172).

Almost surely, 2^222002450742 is an apocalyptic number.

222002450742 is an abundant number, since it is smaller than the sum of its proper divisors (222459728010).

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

222002450742 is a wasteful number, since it uses less digits than its factorization.

222002450742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38106443.

The product of its (nonzero) digits is 17920, while the sum is 30.

Adding to 222002450742 its reverse (247054200222), we get a palindrome (469056650964).

The spelling of 222002450742 in words is "two hundred twenty-two billion, two million, four hundred fifty thousand, seven hundred forty-two".