100202021848867 has 2 divisors, whose sum is σ = 100202021848868. Its totient is φ = 100202021848866.

The previous prime is 100202021848861. The next prime is 100202021848871. The reversal of 100202021848867 is 768848120202001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100202021848867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100202021848867.

It is not a weakly prime, because it can be changed into another prime (100202021848861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101010924433 + 50101010924434.

It is an arithmetic number, because the mean of its divisors is an integer number (50101010924434).

Almost surely, 2^{100202021848867} is an apocalyptic number.

100202021848867 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202021848867 is an equidigital number, since it uses as much as digits as its factorization.

100202021848867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 688128, while the sum is 49.

The spelling of 100202021848867 in words is "one hundred trillion, two hundred two billion, twenty-one million, eight hundred forty-eight thousand, eight hundred sixty-seven".