202010001111121 has 8 divisors (see below), whose sum is σ = 231477724608320. Its totient is φ = 172694565591408.

The previous prime is 202010001111077. The next prime is 202010001111169. The reversal of 202010001111121 is 121111100010202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202010001111121 - 2³⁷ = 201872562157649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202010001114121) 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, 38071991526 + ... + 38071996831.

It is an arithmetic number, because the mean of its divisors is an integer number (28934715576040).

Almost surely, 2^{202010001111121} is an apocalyptic number.

It is an amenable number.

202010001111121 is a deficient number, since it is larger than the sum of its proper divisors (29467723497199).

202010001111121 is an equidigital number, since it uses as much as digits as its factorization.

202010001111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76143988743.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 202010001111121 its reverse (121111100010202), we get a palindrome (323121101121323).

The spelling of 202010001111121 in words is "two hundred two trillion, ten billion, one million, one hundred eleven thousand, one hundred twenty-one".