121101202022201 has 8 divisors (see below), whose sum is σ = 130398103873440. Its totient is φ = 112045778141248.

The previous prime is 121101202022089. The next prime is 121101202022237. The reversal of 121101202022201 is 102220202101121.

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 121101202022201 - 2²⁶ = 121101134913337 is a prime.

It is a super-2 number, since 2×121101202022201² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

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 121101202022201.

It is not an unprimeable number, because it can be changed into a prime (121101202042201) 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, 60369491531 + ... + 60369493536.

It is an arithmetic number, because the mean of its divisors is an integer number (16299762984180).

Almost surely, 2^{121101202022201} is an apocalyptic number.

It is an amenable number.

121101202022201 is a deficient number, since it is larger than the sum of its proper divisors (9296901851239).

121101202022201 is a wasteful number, since it uses less digits than its factorization.

121101202022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120738985143.

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

Adding to 121101202022201 its reverse (102220202101121), we get a palindrome (223321404123322).

The spelling of 121101202022201 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred two million, twenty-two thousand, two hundred one".