10202011033121 has 4 divisors (see below), whose sum is σ = 10301059684032. Its totient is φ = 10102962382212.

The previous prime is 10202011033103. The next prime is 10202011033153. The reversal of 10202011033121 is 12133011020201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10202011033121 - 2¹⁰ = 10202011032097 is a prime.

It is a super-2 number, since 2×10202011033121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10202011033121.

It is not an unprimeable number, because it can be changed into a prime (10202011033021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49524325301 + ... + 49524325506.

It is an arithmetic number, because the mean of its divisors is an integer number (2575264921008).

Almost surely, 2^{10202011033121} is an apocalyptic number.

It is an amenable number.

10202011033121 is a deficient number, since it is larger than the sum of its proper divisors (99048650911).

10202011033121 is an equidigital number, since it uses as much as digits as its factorization.

10202011033121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99048650910.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10202011033121 its reverse (12133011020201), we get a palindrome (22335022053322).

The spelling of 10202011033121 in words is "ten trillion, two hundred two billion, eleven million, thirty-three thousand, one hundred twenty-one".