22146033802 has 16 divisors (see below), whose sum is σ = 34371037800. Its totient is φ = 10689165760.

The previous prime is 22146033743. The next prime is 22146033803. The reversal of 22146033802 is 20833064122.

It can be written as a sum of positive squares in 4 ways, for example, as 21412761561 + 733272241 = 146331^2 + 27079^2 .

It is not an unprimeable number, because it can be changed into a prime (22146033803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 299724 + ... + 366232.

Almost surely, 2^22146033802 is an apocalyptic number.

22146033802 is a deficient number, since it is larger than the sum of its proper divisors (12225003998).

22146033802 is a wasteful number, since it uses less digits than its factorization.

22146033802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72281.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 22146033802 its reverse (20833064122), we get a palindrome (42979097924).

The spelling of 22146033802 in words is "twenty-two billion, one hundred forty-six million, thirty-three thousand, eight hundred two".