10100021201 has 2 divisors, whose sum is σ = 10100021202. Its totient is φ = 10100021200.

The previous prime is 10100021177. The next prime is 10100021227. The reversal of 10100021201 is 10212000101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8719824400 + 1380196801 = 93380^2 + 37151^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10100021201 is a prime.

It is not a weakly prime, because it can be changed into another prime (10100021231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050010600 + 5050010601.

It is an arithmetic number, because the mean of its divisors is an integer number (5050010601).

Almost surely, 2^10100021201 is an apocalyptic number.

It is an amenable number.

10100021201 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100021201 is an equidigital number, since it uses as much as digits as its factorization.

10100021201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10100021201 its reverse (10212000101), we get a palindrome (20312021302).

The spelling of 10100021201 in words is "ten billion, one hundred million, twenty-one thousand, two hundred one".