202020200011121 has 8 divisors (see below), whose sum is σ = 204756178644864. Its totient is φ = 199291411861360.

The previous prime is 202020200011117. The next prime is 202020200011183. The reversal of 202020200011121 is 121110002020202.

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 202020200011121 - 2² = 202020200011117 is a prime.

It is a super-2 number, since 2×202020200011121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202020200011096 and 202020200011105.

It is not an unprimeable number, because it can be changed into a prime (202020200011921) 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, 1797564425 + ... + 1797676806.

It is an arithmetic number, because the mean of its divisors is an integer number (25594522330608).

Almost surely, 2^{202020200011121} is an apocalyptic number.

It is an amenable number.

202020200011121 is a deficient number, since it is larger than the sum of its proper divisors (2735978633743).

202020200011121 is an equidigital number, since it uses as much as digits as its factorization.

202020200011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3595241991.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 202020200011121 its reverse (121110002020202), we get a palindrome (323130202031323).

The spelling of 202020200011121 in words is "two hundred two trillion, twenty billion, two hundred million, eleven thousand, one hundred twenty-one".