22001230322 has 4 divisors (see below), whose sum is σ = 33001845486. Its totient is φ = 11000615160.

The previous prime is 22001230271. The next prime is 22001230351. The reversal of 22001230322 is 22303210022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22303210022 = 2 ⋅11151605011.

It can be written as a sum of positive squares in only one way, i.e., 21201980881 + 799249441 = 145609^2 + 28271^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22001230322.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500307579 + ... + 5500307582.

Almost surely, 2^22001230322 is an apocalyptic number.

22001230322 is a deficient number, since it is larger than the sum of its proper divisors (11000615164).

22001230322 is a wasteful number, since it uses less digits than its factorization.

22001230322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000615163.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 22001230322 its reverse (22303210022), we get a palindrome (44304440344).

The spelling of 22001230322 in words is "twenty-two billion, one million, two hundred thirty thousand, three hundred twenty-two".