202102200111121 has 8 divisors (see below), whose sum is σ = 202262099132160. Its totient is φ = 201942362279952.

The previous prime is 202102200111059. The next prime is 202102200111127. The reversal of 202102200111121 is 121111002201202.

202102200111121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 202102200111121 - 2⁴⁷ = 61364711755793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202102200111095 and 202102200111104.

It is not an unprimeable number, because it can be changed into a prime (202102200111127) 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, 8687986 + ... + 21901723.

It is an arithmetic number, because the mean of its divisors is an integer number (25282762391520).

Almost surely, 2^{202102200111121} is an apocalyptic number.

It is an amenable number.

202102200111121 is a deficient number, since it is larger than the sum of its proper divisors (159899021039).

202102200111121 is a wasteful number, since it uses less digits than its factorization.

202102200111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30594935.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 202102200111121 its reverse (121111002201202), we get a palindrome (323213202312323).

The spelling of 202102200111121 in words is "two hundred two trillion, one hundred two billion, two hundred million, one hundred eleven thousand, one hundred twenty-one".