22201021112 has 8 divisors (see below), whose sum is σ = 41626914600. Its totient is φ = 11100510552.

The previous prime is 22201021103. The next prime is 22201021151. The reversal of 22201021112 is 21112010222.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1387563812 + ... + 1387563827.

It is an arithmetic number, because the mean of its divisors is an integer number (5203364325).

Almost surely, 2^22201021112 is an apocalyptic number.

It is an amenable number.

22201021112 is a deficient number, since it is larger than the sum of its proper divisors (19425893488).

22201021112 is a wasteful number, since it uses less digits than its factorization.

22201021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775127645 (or 2775127641 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22201021112 its reverse (21112010222), we get a palindrome (43313031334).

The spelling of 22201021112 in words is "twenty-two billion, two hundred one million, twenty-one thousand, one hundred twelve".