22053161236 has 12 divisors (see below), whose sum is σ = 38594971828. Its totient is φ = 11026026432.

The previous prime is 22053161233. The next prime is 22053161239. The reversal of 22053161236 is 63216135022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22053161233) and next prime (22053161239).

It can be written as a sum of positive squares in 2 ways, for example, as 17399192836 + 4653968400 = 131906^2 + 68220^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22053161198 and 22053161207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22053161233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41451 + ... + 214066.

Almost surely, 2^22053161236 is an apocalyptic number.

It is an amenable number.

22053161236 is a deficient number, since it is larger than the sum of its proper divisors (16541810592).

22053161236 is a wasteful number, since it uses less digits than its factorization.

22053161236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277098 (or 277096 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 22053161236 its reverse (63216135022), we get a palindrome (85269296258).

The spelling of 22053161236 in words is "twenty-two billion, fifty-three million, one hundred sixty-one thousand, two hundred thirty-six".