121022201111201 has 16 divisors (see below), whose sum is σ = 130564866781440. Its totient is φ = 111512871776640.

The previous prime is 121022201111113. The next prime is 121022201111219. The reversal of 121022201111201 is 102111102220121.

It is a cyclic number.

It is not a de Polignac number, because 121022201111201 - 2²² = 121022196916897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121022201111201.

It is not an unprimeable number, because it can be changed into a prime (121022201111701) 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, 244378826 + ... + 244873548.

It is an arithmetic number, because the mean of its divisors is an integer number (8160304173840).

Almost surely, 2^{121022201111201} is an apocalyptic number.

It is an amenable number.

121022201111201 is a deficient number, since it is larger than the sum of its proper divisors (9542665670239).

121022201111201 is a wasteful number, since it uses less digits than its factorization.

121022201111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528376.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 121022201111201 its reverse (102111102220121), we get a palindrome (223133303331322).

The spelling of 121022201111201 in words is "one hundred twenty-one trillion, twenty-two billion, two hundred one million, one hundred eleven thousand, two hundred one".