202122010122011 has 8 divisors (see below), whose sum is σ = 234911779319040. Its totient is φ = 170311040005608.

The previous prime is 202122010121963. The next prime is 202122010122013. The reversal of 202122010122011 is 110221010221202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202122010122011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202122010122013) 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, 244699769711 + ... + 244699770536.

It is an arithmetic number, because the mean of its divisors is an integer number (29363972414880).

Almost surely, 2^{202122010122011} is an apocalyptic number.

202122010122011 is a deficient number, since it is larger than the sum of its proper divisors (32789769197029).

202122010122011 is an equidigital number, since it uses as much as digits as its factorization.

202122010122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489399540313.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202122010122011 its reverse (110221010221202), we get a palindrome (312343020343213).

The spelling of 202122010122011 in words is "two hundred two trillion, one hundred twenty-two billion, ten million, one hundred twenty-two thousand, eleven".