202121434341011 has 16 divisors (see below), whose sum is σ = 207685929744000. Its totient is φ = 196632126441408.

The previous prime is 202121434340993. The next prime is 202121434341017. The reversal of 202121434341011 is 110143434121202.

202121434341011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 202121434341011 - 2¹⁴ = 202121434324627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202121434341017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10781561 + ... + 22814138.

It is an arithmetic number, because the mean of its divisors is an integer number (12980370609000).

Almost surely, 2^{202121434341011} is an apocalyptic number.

202121434341011 is a deficient number, since it is larger than the sum of its proper divisors (5564495402989).

202121434341011 is a wasteful number, since it uses less digits than its factorization.

202121434341011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33596818.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 202121434341011 its reverse (110143434121202), we get a palindrome (312264868462213).

The spelling of 202121434341011 in words is "two hundred two trillion, one hundred twenty-one billion, four hundred thirty-four million, three hundred forty-one thousand, eleven".