22312101232 has 10 divisors (see below), whose sum is σ = 43229696168. Its totient is φ = 11156050608.

The previous prime is 22312101187. The next prime is 22312101233. The reversal of 22312101232 is 23210121322.

It is a super-3 number, since 3×22312101232³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22312101233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697253148 + ... + 697253179.

Almost surely, 2^22312101232 is an apocalyptic number.

It is an amenable number.

22312101232 is a deficient number, since it is larger than the sum of its proper divisors (20917594936).

22312101232 is a wasteful number, since it uses less digits than its factorization.

22312101232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394506335 (or 1394506329 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22312101232 its reverse (23210121322), we get a palindrome (45522222554).

The spelling of 22312101232 in words is "twenty-two billion, three hundred twelve million, one hundred one thousand, two hundred thirty-two".