202000122011 has 16 divisors (see below), whose sum is σ = 215692992000. Its totient is φ = 188615044800.

The previous prime is 202000122001. The next prime is 202000122019. The reversal of 202000122011 is 110221000202.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202000122011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202000121983 and 202000122001.

It is not an unprimeable number, because it can be changed into a prime (202000122019) 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, 4715015 + ... + 4757663.

It is an arithmetic number, because the mean of its divisors is an integer number (13480812000).

Almost surely, 2^202000122011 is an apocalyptic number.

202000122011 is a deficient number, since it is larger than the sum of its proper divisors (13692869989).

202000122011 is a wasteful number, since it uses less digits than its factorization.

202000122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46250.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 202000122011 its reverse (110221000202), we get a palindrome (312221122213).

The spelling of 202000122011 in words is "two hundred two billion, one hundred twenty-two thousand, eleven".