1220444323342 has 8 divisors (see below), whose sum is σ = 1852722707976. Its totient is φ = 602870087352.

The previous prime is 1220444323337. The next prime is 1220444323361. The reversal of 1220444323342 is 2433234440221.

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 = 1220444323298 and 1220444323307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3676036953 + ... + 3676037284.

It is an arithmetic number, because the mean of its divisors is an integer number (231590338497).

Almost surely, 2^{1220444323342} is an apocalyptic number.

1220444323342 is a deficient number, since it is larger than the sum of its proper divisors (632278384634).

1220444323342 is an equidigital number, since it uses as much as digits as its factorization.

1220444323342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7352074322.

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 1220444323342 its reverse (2433234440221), we get a palindrome (3653678763563).

The spelling of 1220444323342 in words is "one trillion, two hundred twenty billion, four hundred forty-four million, three hundred twenty-three thousand, three hundred forty-two".