202113310001 has 2 divisors, whose sum is σ = 202113310002. Its totient is φ = 202113310000.

The previous prime is 202113309971. The next prime is 202113310013. The reversal of 202113310001 is 100013311202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 177914396401 + 24198913600 = 421799^2 + 155560^2 .

It is a cyclic number.

It is not a de Polignac number, because 202113310001 - 2¹⁰ = 202113308977 is a prime.

It is not a weakly prime, because it can be changed into another prime (202113310501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101056655000 + 101056655001.

It is an arithmetic number, because the mean of its divisors is an integer number (101056655001).

Almost surely, 2^202113310001 is an apocalyptic number.

It is an amenable number.

202113310001 is a deficient number, since it is larger than the sum of its proper divisors (1).

202113310001 is an equidigital number, since it uses as much as digits as its factorization.

202113310001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 202113310001 its reverse (100013311202), we get a palindrome (302126621203).

The spelling of 202113310001 in words is "two hundred two billion, one hundred thirteen million, three hundred ten thousand, one".