2220244440442 has 8 divisors (see below), whose sum is σ = 3806133326496. Its totient is φ = 951533331612.

The previous prime is 2220244440409. The next prime is 2220244440473. The reversal of 2220244440442 is 2440444420222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2220244440398 and 2220244440407.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 79294444288 + ... + 79294444315.

It is an arithmetic number, because the mean of its divisors is an integer number (475766665812).

Almost surely, 2^{2220244440442} is an apocalyptic number.

2220244440442 is a deficient number, since it is larger than the sum of its proper divisors (1585888886054).

2220244440442 is a wasteful number, since it uses less digits than its factorization.

2220244440442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158588888612.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 2220244440442 its reverse (2440444420222), we get a palindrome (4660688860664).

The spelling of 2220244440442 in words is "two trillion, two hundred twenty billion, two hundred forty-four million, four hundred forty thousand, four hundred forty-two".