201112210021002 has 32 divisors (see below), whose sum is σ = 459688972614144. Its totient is φ = 57460141292400.

The previous prime is 201112210020991. The next prime is 201112210021003. The reversal of 201112210021002 is 200120012211102.

It is a super-2 number, since 2×201112210021002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201112210021003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15425824 + ... + 25301787.

It is an arithmetic number, because the mean of its divisors is an integer number (14365280394192).

Almost surely, 2^{201112210021002} is an apocalyptic number.

201112210021002 is an abundant number, since it is smaller than the sum of its proper divisors (258576762593142).

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

201112210021002 is a wasteful number, since it uses less digits than its factorization.

201112210021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40845194.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201112210021002 its reverse (200120012211102), we get a palindrome (401232222232104).

The spelling of 201112210021002 in words is "two hundred one trillion, one hundred twelve billion, two hundred ten million, twenty-one thousand, two".