202010002201121 has 4 divisors (see below), whose sum is σ = 202011904670100. Its totient is φ = 202008099732144.

The previous prime is 202010002201093. The next prime is 202010002201211. The reversal of 202010002201121 is 121102200010202.

202010002201121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72204107290000 + 129805894911121 = 8497300^2 + 11393239^2 .

It is a cyclic number.

It is not a de Polignac number, because 202010002201121 - 2¹⁴ = 202010002184737 is a prime.

It is a super-2 number, since 2×202010002201121² (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 = 202010002201096 and 202010002201105.

It is not an unprimeable number, because it can be changed into a prime (202010002200121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 951075206 + ... + 951287583.

It is an arithmetic number, because the mean of its divisors is an integer number (50502976167525).

Almost surely, 2^{202010002201121} is an apocalyptic number.

It is an amenable number.

202010002201121 is a deficient number, since it is larger than the sum of its proper divisors (1902468979).

202010002201121 is a wasteful number, since it uses less digits than its factorization.

202010002201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1902468978.

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

Adding to 202010002201121 its reverse (121102200010202), we get a palindrome (323112202211323).

The spelling of 202010002201121 in words is "two hundred two trillion, ten billion, two million, two hundred one thousand, one hundred twenty-one".