202202111121 has 8 divisors (see below), whose sum is σ = 269649782400. Its totient is φ = 134777923632.

The previous prime is 202202111107. The next prime is 202202111143. The reversal of 202202111121 is 121111202202.

202202111121 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 not a de Polignac number, because 202202111121 - 2⁷ = 202202110993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202202111121.

It is not an unprimeable number, because it can be changed into a prime (202202111171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5850846 + ... + 5885303.

It is an arithmetic number, because the mean of its divisors is an integer number (33706222800).

Almost surely, 2^202202111121 is an apocalyptic number.

It is an amenable number.

202202111121 is a deficient number, since it is larger than the sum of its proper divisors (67447671279).

202202111121 is a wasteful number, since it uses less digits than its factorization.

202202111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11741895.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202202111121 its reverse (121111202202), we get a palindrome (323313313323).

The spelling of 202202111121 in words is "two hundred two billion, two hundred two million, one hundred eleven thousand, one hundred twenty-one".