20222012212000 has 96 divisors (see below), whose sum is σ = 49972685044464. Its totient is φ = 8042048512000.

The previous prime is 20222012211991. The next prime is 20222012212001. The reversal of 20222012212000 is 21221022202.

It can be written as a sum of positive squares in 8 ways, for example, as 7626412467216 + 12595599744784 = 2761596^2 + 3549028^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (20222012212001) 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, 13919281 + ... + 15303280.

Almost surely, 2^{20222012212000} is an apocalyptic number.

20222012212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222012212000 is an abundant number, since it is smaller than the sum of its proper divisors (29750672832464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20222012212000 is a wasteful number, since it uses less digits than its factorization.

20222012212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29222759 (or 29222741 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20222012212000 its reverse (21221022202), we get a palindrome (20243233234202).

The spelling of 20222012212000 in words is "twenty trillion, two hundred twenty-two billion, twelve million, two hundred twelve thousand".