10202201020195 has 4 divisors (see below), whose sum is σ = 12242641224240. Its totient is φ = 8161760816152.

The previous prime is 10202201020147. The next prime is 10202201020247. The reversal of 10202201020195 is 59102010220201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10202201020195 - 2¹¹ = 10202201018147 is a prime.

It is a super-3 number, since 3×10202201020195³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1020220102015 + ... + 1020220102024.

It is an arithmetic number, because the mean of its divisors is an integer number (3060660306060).

Almost surely, 2^{10202201020195} is an apocalyptic number.

10202201020195 is a deficient number, since it is larger than the sum of its proper divisors (2040440204045).

10202201020195 is an equidigital number, since it uses as much as digits as its factorization.

10202201020195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2040440204044.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 10202201020195 its reverse (59102010220201), we get a palindrome (69304211240396).

The spelling of 10202201020195 in words is "ten trillion, two hundred two billion, two hundred one million, twenty thousand, one hundred ninety-five".