201121202211101 has 8 divisors (see below), whose sum is σ = 202667392224000. Its totient is φ = 199577630642320.

The previous prime is 201121202210963. The next prime is 201121202211107. The reversal of 201121202211101 is 101112202121102.

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

It is a cyclic number.

It is not a de Polignac number, because 201121202211101 - 2³⁰ = 201120128469277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201121202211101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201121202211107) 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, 654456821 + ... + 654764058.

It is an arithmetic number, because the mean of its divisors is an integer number (25333424028000).

Almost surely, 2^{201121202211101} is an apocalyptic number.

It is an amenable number.

201121202211101 is a deficient number, since it is larger than the sum of its proper divisors (1546190012899).

201121202211101 is a wasteful number, since it uses less digits than its factorization.

201121202211101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309222059.

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

Adding to 201121202211101 its reverse (101112202121102), we get a palindrome (302233404332203).

The spelling of 201121202211101 in words is "two hundred one trillion, one hundred twenty-one billion, two hundred two million, two hundred eleven thousand, one hundred one".