200012100022021 has 32 divisors (see below), whose sum is σ = 240528794688000. Its totient is φ = 162611797328640.

The previous prime is 200012100022019. The next prime is 200012100022043. The reversal of 200012100022021 is 120220001210002.

It is a happy number.

200012100022021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 200012100022021 - 2¹ = 200012100022019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200012100021992 and 200012100022010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200012100022051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 336975 + ... + 20003443.

It is an arithmetic number, because the mean of its divisors is an integer number (7516524834000).

Almost surely, 2^{200012100022021} is an apocalyptic number.

It is an amenable number.

200012100022021 is a deficient number, since it is larger than the sum of its proper divisors (40516694665979).

200012100022021 is a wasteful number, since it uses less digits than its factorization.

200012100022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19667029.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200012100022021 its reverse (120220001210002), we get a palindrome (320232101232023).

The spelling of 200012100022021 in words is "two hundred trillion, twelve billion, one hundred million, twenty-two thousand, twenty-one".