10201213020403 has 4 divisors (see below), whose sum is σ = 10227848041728. Its totient is φ = 10174577999080.

The previous prime is 10201213020373. The next prime is 10201213020419. The reversal of 10201213020403 is 30402031210201.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10201213020403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10201213020473) 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, 13317510088 + ... + 13317510853.

It is an arithmetic number, because the mean of its divisors is an integer number (2556962010432).

Almost surely, 2^{10201213020403} is an apocalyptic number.

10201213020403 is a deficient number, since it is larger than the sum of its proper divisors (26635021325).

10201213020403 is an equidigital number, since it uses as much as digits as its factorization.

10201213020403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26635021324.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 10201213020403 its reverse (30402031210201), we get a palindrome (40603244230604).

The spelling of 10201213020403 in words is "ten trillion, two hundred one billion, two hundred thirteen million, twenty thousand, four hundred three".