2001202220113 has 2 divisors, whose sum is σ = 2001202220114. Its totient is φ = 2001202220112.

The previous prime is 2001202220111. The next prime is 2001202220263. The reversal of 2001202220113 is 3110222021002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1339880331024 + 661321889089 = 1157532^2 + 813217^2 .

It is a cyclic number.

It is not a de Polignac number, because 2001202220113 - 2¹ = 2001202220111 is a prime.

Together with 2001202220111, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2001202220111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000601110056 + 1000601110057.

It is an arithmetic number, because the mean of its divisors is an integer number (1000601110057).

Almost surely, 2^{2001202220113} is an apocalyptic number.

It is an amenable number.

2001202220113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2001202220113 is an equidigital number, since it uses as much as digits as its factorization.

2001202220113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2001202220113 its reverse (3110222021002), we get a palindrome (5111424241115).

The spelling of 2001202220113 in words is "two trillion, one billion, two hundred two million, two hundred twenty thousand, one hundred thirteen".