10000203423211 has 4 divisors (see below), whose sum is σ = 10000345944424. Its totient is φ = 10000060902000.

The previous prime is 10000203423193. The next prime is 10000203423233. The reversal of 10000203423211 is 11232430200001.

It is a happy number.

10000203423211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10000203423211 - 2¹¹ = 10000203421163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000203423271) 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, 71155305 + ... + 71295706.

It is an arithmetic number, because the mean of its divisors is an integer number (2500086486106).

Almost surely, 2^{10000203423211} is an apocalyptic number.

10000203423211 is a deficient number, since it is larger than the sum of its proper divisors (142521213).

10000203423211 is an equidigital number, since it uses as much as digits as its factorization.

10000203423211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142521212.

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

Adding to 10000203423211 its reverse (11232430200001), we get a palindrome (21232633623212).

The spelling of 10000203423211 in words is "ten trillion, two hundred three million, four hundred twenty-three thousand, two hundred eleven".