2100030313 has 2 divisors, whose sum is σ = 2100030314. Its totient is φ = 2100030312.

The previous prime is 2100030301. The next prime is 2100030323. The reversal of 2100030313 is 3130300012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1171487529 + 928542784 = 34227^2 + 30472^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100030313 - 2⁹ = 2100029801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2100030293 and 2100030302.

It is not a weakly prime, because it can be changed into another prime (2100030323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050015156 + 1050015157.

It is an arithmetic number, because the mean of its divisors is an integer number (1050015157).

Almost surely, 2^2100030313 is an apocalyptic number.

It is an amenable number.

2100030313 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100030313 is an equidigital number, since it uses as much as digits as its factorization.

2100030313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 2100030313 is about 45826.0876903102. The cubic root of 2100030313 is about 1280.5853265763.

Adding to 2100030313 its reverse (3130300012), we get a palindrome (5230330325).

The spelling of 2100030313 in words is "two billion, one hundred million, thirty thousand, three hundred thirteen".