201121120021002 has 8 divisors (see below), whose sum is σ = 402242240042016. Its totient is φ = 67040373340332.

The previous prime is 201121120021001. The next prime is 201121120021007. The reversal of 201121120021002 is 200120021121102.

201121120021002 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.

201121120021002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (201121120021001) 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, 16760093335078 + ... + 16760093335089.

It is an arithmetic number, because the mean of its divisors is an integer number (50280280005252).

Almost surely, 2^{201121120021002} is an apocalyptic number.

201121120021002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

201121120021002 is a wasteful number, since it uses less digits than its factorization.

201121120021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33520186670172.

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

Adding to 201121120021002 its reverse (200120021121102), we get a palindrome (401241141142104).

The spelling of 201121120021002 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred twenty million, twenty-one thousand, two".