10202001231113 has 4 divisors (see below), whose sum is σ = 10202618465940. Its totient is φ = 10201383996288.

The previous prime is 10202001231067. The next prime is 10202001231131. The reversal of 10202001231113 is 31113210020201.

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 5394716958409 + 4807284272704 = 2322653^2 + 2192552^2 .

It is a cyclic number.

It is not a de Polignac number, because 10202001231113 - 2⁶ = 10202001231049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10202001231091 and 10202001231100.

It is not an unprimeable number, because it can be changed into a prime (10202001231173) 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, 308592620 + ... + 308625677.

It is an arithmetic number, because the mean of its divisors is an integer number (2550654616485).

Almost surely, 2^{10202001231113} is an apocalyptic number.

It is an amenable number.

10202001231113 is a deficient number, since it is larger than the sum of its proper divisors (617234827).

10202001231113 is an equidigital number, since it uses as much as digits as its factorization.

10202001231113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617234826.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10202001231113 its reverse (31113210020201), we get a palindrome (41315211251314).

The spelling of 10202001231113 in words is "ten trillion, two hundred two billion, one million, two hundred thirty-one thousand, one hundred thirteen".