2200222221942 has 16 divisors (see below), whose sum is σ = 4400937708480. Its totient is φ = 733325196552.

The previous prime is 2200222221941. The next prime is 2200222221991. The reversal of 2200222221942 is 2491222220022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200222221941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20494692 + ... + 20601767.

It is an arithmetic number, because the mean of its divisors is an integer number (275058606780).

Almost surely, 2^{2200222221942} is an apocalyptic number.

2200222221942 is an abundant number, since it is smaller than the sum of its proper divisors (2200715486538).

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

2200222221942 is a wasteful number, since it uses less digits than its factorization.

2200222221942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41105387.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 2200222221942 its reverse (2491222220022), we get a palindrome (4691444441964).

The spelling of 2200222221942 in words is "two trillion, two hundred billion, two hundred twenty-two million, two hundred twenty-one thousand, nine hundred forty-two".