10202016697 has 4 divisors (see below), whose sum is σ = 10477746916. Its totient is φ = 9926286480.

The previous prime is 10202016679. The next prime is 10202016701. The reversal of 10202016697 is 79661020201.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9341415801 + 860600896 = 96651^2 + 29336^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202016697 - 2²⁷ = 10067798969 is a prime.

It is a super-2 number, since 2×10202016697² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202016637) 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, 137865054 + ... + 137865127.

It is an arithmetic number, because the mean of its divisors is an integer number (2619436729).

Almost surely, 2^10202016697 is an apocalyptic number.

It is an amenable number.

10202016697 is a deficient number, since it is larger than the sum of its proper divisors (275730219).

10202016697 is an equidigital number, since it uses as much as digits as its factorization.

10202016697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275730218.

The product of its (nonzero) digits is 9072, while the sum is 34.

Adding to 10202016697 its reverse (79661020201), we get a palindrome (89863036898).

The spelling of 10202016697 in words is "ten billion, two hundred two million, sixteen thousand, six hundred ninety-seven".