10203212210011 has 4 divisors (see below), whose sum is σ = 10205941075000. Its totient is φ = 10200483345024.

The previous prime is 10203212209951. The next prime is 10203212210039. The reversal of 10203212210011 is 11001221230201.

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 10203212210011 - 2²⁹ = 10202675339099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10203212210041) 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, 1364426886 + ... + 1364434363.

It is an arithmetic number, because the mean of its divisors is an integer number (2551485268750).

Almost surely, 2^{10203212210011} is an apocalyptic number.

10203212210011 is a deficient number, since it is larger than the sum of its proper divisors (2728864989).

10203212210011 is an equidigital number, since it uses as much as digits as its factorization.

10203212210011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2728864988.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 10203212210011 its reverse (11001221230201), we get a palindrome (21204433440212).

The spelling of 10203212210011 in words is "ten trillion, two hundred three billion, two hundred twelve million, two hundred ten thousand, eleven".