220012101231322 has 4 divisors (see below), whose sum is σ = 330018151846986. Its totient is φ = 110006050615660.

The previous prime is 220012101231233. The next prime is 220012101231341. The reversal of 220012101231322 is 223132101210022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 140632536781881 + 79379564449441 = 11858859^2 + 8909521^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220012101231293 and 220012101231302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55003025307829 + ... + 55003025307832.

Almost surely, 2^{220012101231322} is an apocalyptic number.

220012101231322 is a deficient number, since it is larger than the sum of its proper divisors (110006050615664).

220012101231322 is a wasteful number, since it uses less digits than its factorization.

220012101231322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110006050615663.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 220012101231322 its reverse (223132101210022), we get a palindrome (443144202441344).

The spelling of 220012101231322 in words is "two hundred twenty trillion, twelve billion, one hundred one million, two hundred thirty-one thousand, three hundred twenty-two".