201121122201002 has 16 divisors (see below), whose sum is σ = 306809186356800. Its totient is φ = 98851551795360.

The previous prime is 201121122200969. The next prime is 201121122201007. The reversal of 201121122201002 is 200102221121102.

It is not an unprimeable number, because it can be changed into a prime (201121122201007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37043774 + ... + 42124617.

It is an arithmetic number, because the mean of its divisors is an integer number (19175574147300).

Almost surely, 2^{201121122201002} is an apocalyptic number.

201121122201002 is a deficient number, since it is larger than the sum of its proper divisors (105688064155798).

201121122201002 is a wasteful number, since it uses less digits than its factorization.

201121122201002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79189981.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201121122201002 its reverse (200102221121102), we get a palindrome (401223343322104).

The spelling of 201121122201002 in words is "two hundred one trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred one thousand, two".