201221021111002 has 8 divisors (see below), whose sum is σ = 302672288023200. Its totient is φ = 100330258436604.

The previous prime is 201221021110903. The next prime is 201221021111009. The reversal of 201221021111002 is 200111120122102.

201221021111002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (201221021111009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140126058552 + ... + 140126059987.

It is an arithmetic number, because the mean of its divisors is an integer number (37834036002900).

Almost surely, 2^{201221021111002} is an apocalyptic number.

201221021111002 is a deficient number, since it is larger than the sum of its proper divisors (101451266912198).

201221021111002 is a wasteful number, since it uses less digits than its factorization.

201221021111002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280252118900.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201221021111002 its reverse (200111120122102), we get a palindrome (401332141233104).

The spelling of 201221021111002 in words is "two hundred one trillion, two hundred twenty-one billion, twenty-one million, one hundred eleven thousand, two".