2242444220442 has 64 divisors (see below), whose sum is σ = 5010268919040. Its totient is φ = 743425155648.

The previous prime is 2242444220411. The next prime is 2242444220477. The reversal of 2242444220442 is 2440224442422.

2242444220442 is a `hidden beast` number, since 2 + 2 + 4 + 2 + 4 + 442 + 204 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2242444220397 and 2242444220406.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31420923 + ... + 31492209.

It is an arithmetic number, because the mean of its divisors is an integer number (78285451860).

Almost surely, 2^{2242444220442} is an apocalyptic number.

2242444220442 is an abundant number, since it is smaller than the sum of its proper divisors (2767824698598).

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

2242444220442 is a wasteful number, since it uses less digits than its factorization.

2242444220442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74452 (or 74446 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 36.

Adding to 2242444220442 its reverse (2440224442422), we get a palindrome (4682668662864).

The spelling of 2242444220442 in words is "two trillion, two hundred forty-two billion, four hundred forty-four million, two hundred twenty thousand, four hundred forty-two".