22021565332162 has 32 divisors (see below), whose sum is σ = 36136439414784. Its totient is φ = 9981715237200.

The previous prime is 22021565332127. The next prime is 22021565332163. The reversal of 22021565332162 is 26123356512022.

It is not an unprimeable number, because it can be changed into a prime (22021565332163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43284237 + ... + 43790047.

It is an arithmetic number, because the mean of its divisors is an integer number (1129263731712).

Almost surely, 2^{22021565332162} is an apocalyptic number.

22021565332162 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22021565332162 is a deficient number, since it is larger than the sum of its proper divisors (14114874082622).

22021565332162 is a wasteful number, since it uses less digits than its factorization.

22021565332162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511374.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 22021565332162 in words is "twenty-two trillion, twenty-one billion, five hundred sixty-five million, three hundred thirty-two thousand, one hundred sixty-two".