22150244361 has 16 divisors (see below), whose sum is σ = 34664991104. Its totient is φ = 12315193344.

The previous prime is 22150244357. The next prime is 22150244377. The reversal of 22150244361 is 16344205122.

It is not a de Polignac number, because 22150244361 - 2² = 22150244357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22150244351) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14252920 + ... + 14254473.

It is an arithmetic number, because the mean of its divisors is an integer number (2166561944).

Almost surely, 2^22150244361 is an apocalyptic number.

22150244361 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22150244361 is a deficient number, since it is larger than the sum of its proper divisors (12514746743).

22150244361 is a wasteful number, since it uses less digits than its factorization.

22150244361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28507440.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22150244361 its reverse (16344205122), we get a palindrome (38494449483).

The spelling of 22150244361 in words is "twenty-two billion, one hundred fifty million, two hundred forty-four thousand, three hundred sixty-one".