100202200993 has 4 divisors (see below), whose sum is σ = 100222947328. Its totient is φ = 100181454660.

The previous prime is 100202200859. The next prime is 100202200997. The reversal of 100202200993 is 399002202001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100202200993 - 2¹⁷ = 100202069921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100202200997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10365921 + ... + 10375582.

It is an arithmetic number, because the mean of its divisors is an integer number (25055736832).

Almost surely, 2^100202200993 is an apocalyptic number.

It is an amenable number.

100202200993 is a deficient number, since it is larger than the sum of its proper divisors (20746335).

100202200993 is an equidigital number, since it uses as much as digits as its factorization.

100202200993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20746334.

The product of its (nonzero) digits is 1944, while the sum is 28.

Adding to 100202200993 its reverse (399002202001), we get a palindrome (499204402994).

The spelling of 100202200993 in words is "one hundred billion, two hundred two million, two hundred thousand, nine hundred ninety-three".