2120202001013 has 2 divisors, whose sum is σ = 2120202001014. Its totient is φ = 2120202001012.

The previous prime is 2120202000989. The next prime is 2120202001051. The reversal of 2120202001013 is 3101002020212.

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., 1674182385604 + 446019615409 = 1293902^2 + 667847^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120202001013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120202001613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060101000506 + 1060101000507.

It is an arithmetic number, because the mean of its divisors is an integer number (1060101000507).

Almost surely, 2^{2120202001013} is an apocalyptic number.

It is an amenable number.

2120202001013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120202001013 is an equidigital number, since it uses as much as digits as its factorization.

2120202001013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2120202001013 its reverse (3101002020212), we get a palindrome (5221204021225).

The spelling of 2120202001013 in words is "two trillion, one hundred twenty billion, two hundred two million, one thousand, thirteen".