201021022001010 has 32 divisors (see below), whose sum is σ = 482451173862912. Its totient is φ = 53605525749120.

The previous prime is 201021022000993. The next prime is 201021022001057. The reversal of 201021022001010 is 10100220120102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16982862 + ... + 26276598.

It is an arithmetic number, because the mean of its divisors is an integer number (15076599183216).

Almost surely, 2^{201021022001010} is an apocalyptic number.

201021022001010 is an abundant number, since it is smaller than the sum of its proper divisors (281430151861902).

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

201021022001010 is a wasteful number, since it uses less digits than its factorization.

201021022001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10014738.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201021022001010 its reverse (10100220120102), we get a palindrome (211121242121112).

The spelling of 201021022001010 in words is "two hundred one trillion, twenty-one billion, twenty-two million, one thousand, ten".