201021000012211 has 8 divisors (see below), whose sum is σ = 201048013586000. Its totient is φ = 200993988280320.

The previous prime is 201021000012121. The next prime is 201021000012233. The reversal of 201021000012211 is 112210000120102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201021000012211 - 2¹¹ = 201021000010163 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201021000012191 and 201021000012200.

It is not an unprimeable number, because it can be changed into a prime (201021000012271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225197491 + ... + 226088371.

It is an arithmetic number, because the mean of its divisors is an integer number (25131001698250).

Almost surely, 2^{201021000012211} is an apocalyptic number.

201021000012211 is a deficient number, since it is larger than the sum of its proper divisors (27013573789).

201021000012211 is a wasteful number, since it uses less digits than its factorization.

201021000012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920949.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201021000012211 its reverse (112210000120102), we get a palindrome (313231000132313).

The spelling of 201021000012211 in words is "two hundred one trillion, twenty-one billion, twelve thousand, two hundred eleven".