2101043201 has 2 divisors, whose sum is σ = 2101043202. Its totient is φ = 2101043200.

The previous prime is 2101043177. The next prime is 2101043221. The reversal of 2101043201 is 1023401012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1572043201 + 529000000 = 39649^2 + 23000^2 .

It is a cyclic number.

It is not a de Polignac number, because 2101043201 - 2¹⁸ = 2100781057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2101043221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050521600 + 1050521601.

It is an arithmetic number, because the mean of its divisors is an integer number (1050521601).

Almost surely, 2^2101043201 is an apocalyptic number.

It is an amenable number.

2101043201 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101043201 is an equidigital number, since it uses as much as digits as its factorization.

2101043201 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.

The square root of 2101043201 is about 45837.1377924058. The cubic root of 2101043201 is about 1280.7911777364.

Adding to 2101043201 its reverse (1023401012), we get a palindrome (3124444213).

The spelling of 2101043201 in words is "two billion, one hundred one million, forty-three thousand, two hundred one".