201021022212010 has 128 divisors (see below), whose sum is σ = 486160013574144. Its totient is φ = 57796244271360.

The previous prime is 201021022211981. The next prime is 201021022212011. The reversal of 201021022212010 is 10212220120102.

It is a happy number.

It is a super-2 number, since 2×201021022212010² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201021022212011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7545279 + ... + 21423661.

It is an arithmetic number, because the mean of its divisors is an integer number (3798125106048).

Almost surely, 2^{201021022212010} is an apocalyptic number.

201021022212010 is an abundant number, since it is smaller than the sum of its proper divisors (285138991362134).

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

201021022212010 is a wasteful number, since it uses less digits than its factorization.

201021022212010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13879868.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201021022212010 its reverse (10212220120102), we get a palindrome (211233242332112).

The spelling of 201021022212010 in words is "two hundred one trillion, twenty-one billion, twenty-two million, two hundred twelve thousand, ten".