320223111133442 has 64 divisors (see below), whose sum is σ = 531405868032000. Its totient is φ = 143511790255680.

The previous prime is 320223111133439. The next prime is 320223111133459. The reversal of 320223111133442 is 244331111322023.

It is a junction number, because it is equal to n+sod(n) for n = 320223111133399 and 320223111133408.

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, 2923903268 + ... + 2924012784.

It is an arithmetic number, because the mean of its divisors is an integer number (8303216688000).

Almost surely, 2^{320223111133442} is an apocalyptic number.

320223111133442 is a deficient number, since it is larger than the sum of its proper divisors (211182756898558).

320223111133442 is a wasteful number, since it uses less digits than its factorization.

320223111133442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115271.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 320223111133442 its reverse (244331111322023), we get a palindrome (564554222455465).

The spelling of 320223111133442 in words is "three hundred twenty trillion, two hundred twenty-three billion, one hundred eleven million, one hundred thirty-three thousand, four hundred forty-two".