22013233012 has 6 divisors (see below), whose sum is σ = 38523157778. Its totient is φ = 11006616504.

The previous prime is 22013232979. The next prime is 22013233019. The reversal of 22013233012 is 21033231022.

It can be written as a sum of positive squares in only one way, i.e., 21982806756 + 30426256 = 148266^2 + 5516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013233019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751654123 + ... + 2751654130.

Almost surely, 2^22013233012 is an apocalyptic number.

It is an amenable number.

22013233012 is a deficient number, since it is larger than the sum of its proper divisors (16509924766).

22013233012 is a wasteful number, since it uses less digits than its factorization.

22013233012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5503308257 (or 5503308255 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22013233012 its reverse (21033231022), we get a palindrome (43046464034).

It can be divided in two parts, 22013 and 233012, that added together give a square (255025 = 505²).

The spelling of 22013233012 in words is "twenty-two billion, thirteen million, two hundred thirty-three thousand, twelve".