202212321120121 has 8 divisors (see below), whose sum is σ = 218634713123904. Its totient is φ = 185913871698000.

The previous prime is 202212321120113. The next prime is 202212321120151. The reversal of 202212321120121 is 121021123212202.

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 202212321120121 - 2³ = 202212321120113 is a prime.

It is a super-4 number, since 4×202212321120121⁴ (a number of 58 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202212321120092 and 202212321120101.

It is not an unprimeable number, because it can be changed into a prime (202212321120151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30985642021 + ... + 30985648546.

It is an arithmetic number, because the mean of its divisors is an integer number (27329339140488).

Almost surely, 2^{202212321120121} is an apocalyptic number.

It is an amenable number.

202212321120121 is a deficient number, since it is larger than the sum of its proper divisors (16422392003783).

202212321120121 is a wasteful number, since it uses less digits than its factorization.

202212321120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61971290831.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 202212321120121 its reverse (121021123212202), we get a palindrome (323233444332323).

The spelling of 202212321120121 in words is "two hundred two trillion, two hundred twelve billion, three hundred twenty-one million, one hundred twenty thousand, one hundred twenty-one".