22201142312 has 16 divisors (see below), whose sum is σ = 41859698400. Its totient is φ = 11038556080.

The previous prime is 22201142297. The next prime is 22201142371. The reversal of 22201142312 is 21324110222.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7750364 + ... + 7753227.

It is an arithmetic number, because the mean of its divisors is an integer number (2616231150).

Almost surely, 2^22201142312 is an apocalyptic number.

It is an amenable number.

22201142312 is a deficient number, since it is larger than the sum of its proper divisors (19658556088).

22201142312 is a wasteful number, since it uses less digits than its factorization.

22201142312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15503776 (or 15503772 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22201142312 its reverse (21324110222), we get a palindrome (43525252534).

The spelling of 22201142312 in words is "twenty-two billion, two hundred one million, one hundred forty-two thousand, three hundred twelve".