10202113 has 4 divisors (see below), whose sum is σ = 10553940. Its totient is φ = 9850288.

The previous prime is 10202099. The next prime is 10202117. The reversal of 10202113 is 31120201.

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 2096704 + 8105409 = 1448^2 + 2847^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202113 - 2¹³ = 10193921 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10202113.

It is not an unprimeable number, because it can be changed into a prime (10202117) 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, 175870 + ... + 175927.

It is an arithmetic number, because the mean of its divisors is an integer number (2638485).

Almost surely, 2^10202113 is an apocalyptic number.

It is an amenable number.

10202113 is a deficient number, since it is larger than the sum of its proper divisors (351827).

10202113 is an equidigital number, since it uses as much as digits as its factorization.

10202113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351826.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 10202113 is about 3194.0746703858. The cubic root of 10202113 is about 216.8852628806.

Adding to 10202113 its reverse (31120201), we get a palindrome (41322314).

The spelling of 10202113 in words is "ten million, two hundred two thousand, one hundred thirteen".