22001432132 has 12 divisors (see below), whose sum is σ = 38503681020. Its totient is φ = 11000380416.

The previous prime is 22001432083. The next prime is 22001432153. The reversal of 22001432132 is 23123410022.

It can be written as a sum of positive squares in 2 ways, for example, as 14288377156 + 7713054976 = 119534^2 + 87824^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117044 + ... + 240212.

It is an arithmetic number, because the mean of its divisors is an integer number (3208640085).

Almost surely, 2^22001432132 is an apocalyptic number.

It is an amenable number.

22001432132 is a deficient number, since it is larger than the sum of its proper divisors (16502248888).

22001432132 is a wasteful number, since it uses less digits than its factorization.

22001432132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167830 (or 167828 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22001432132 its reverse (23123410022), we get a palindrome (45124842154).

The spelling of 22001432132 in words is "twenty-two billion, one million, four hundred thirty-two thousand, one hundred thirty-two".