22013303012 has 6 divisors (see below), whose sum is σ = 38523280278. Its totient is φ = 11006651504.

The previous prime is 22013302973. The next prime is 22013303023. The reversal of 22013303012 is 21030331022.

It can be written as a sum of positive squares in only one way, i.e., 13967930596 + 8045372416 = 118186^2 + 89696^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751662873 + ... + 2751662880.

It is an arithmetic number, because the mean of its divisors is an integer number (6420546713).

Almost surely, 2^22013303012 is an apocalyptic number.

It is an amenable number.

22013303012 is a deficient number, since it is larger than the sum of its proper divisors (16509977266).

22013303012 is a wasteful number, since it uses less digits than its factorization.

22013303012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5503325757 (or 5503325755 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 22013303012 its reverse (21030331022), we get a palindrome (43043634034).

The spelling of 22013303012 in words is "twenty-two billion, thirteen million, three hundred three thousand, twelve".