144312222213442 has 8 divisors (see below), whose sum is σ = 216468492152976. Its totient is φ = 72156058162452.

The previous prime is 144312222213431. The next prime is 144312222213469. The reversal of 144312222213442 is 244312222213441.

It is a happy number.

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

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, 22972428 + ... + 28571959.

It is an arithmetic number, because the mean of its divisors is an integer number (27058561519122).

Almost surely, 2^{144312222213442} is an apocalyptic number.

144312222213442 is a deficient number, since it is larger than the sum of its proper divisors (72156269939534).

144312222213442 is a wasteful number, since it uses less digits than its factorization.

144312222213442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52944272.

The product of its digits is 147456, while the sum is 37.

Adding to 144312222213442 its reverse (244312222213441), we get a palindrome (388624444426883).

Subtracting 144312222213442 from its reverse (244312222213441), we obtain a palindrome (99999999999999).

The spelling of 144312222213442 in words is "one hundred forty-four trillion, three hundred twelve billion, two hundred twenty-two million, two hundred thirteen thousand, four hundred forty-two".