22201101012 has 24 divisors (see below), whose sum is σ = 51808388800. Its totient is φ = 7399535616.

The previous prime is 22201101011. The next prime is 22201101017. The reversal of 22201101012 is 21010110222.

It is a super-3 number, since 3×22201101012³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201101011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12564 + ... + 211092.

Almost surely, 2^22201101012 is an apocalyptic number.

It is an amenable number.

22201101012 is an abundant number, since it is smaller than the sum of its proper divisors (29607287788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22201101012 is a wasteful number, since it uses less digits than its factorization.

22201101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207855 (or 207853 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22201101012 its reverse (21010110222), we get a palindrome (43211211234).

The spelling of 22201101012 in words is "twenty-two billion, two hundred one million, one hundred one thousand, twelve".