201020001102013 has 2 divisors, whose sum is σ = 201020001102014. Its totient is φ = 201020001102012.

The previous prime is 201020001102001. The next prime is 201020001102023. The reversal of 201020001102013 is 310201100020102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141677290591929 + 59342710510084 = 11902827^2 + 7703422^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201020001102013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201020001101984 and 201020001102002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201020001102023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510000551006 + 100510000551007.

It is an arithmetic number, because the mean of its divisors is an integer number (100510000551007).

Almost surely, 2^{201020001102013} is an apocalyptic number.

It is an amenable number.

201020001102013 is a deficient number, since it is larger than the sum of its proper divisors (1).

201020001102013 is an equidigital number, since it uses as much as digits as its factorization.

201020001102013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 201020001102013 its reverse (310201100020102), we get a palindrome (511221101122115).

The spelling of 201020001102013 in words is "two hundred one trillion, twenty billion, one million, one hundred two thousand, thirteen".