10203401211 has 4 divisors (see below), whose sum is σ = 13604534952. Its totient is φ = 6802267472.

The previous prime is 10203401203. The next prime is 10203401231. The reversal of 10203401211 is 11210430201.

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 10203401211 - 2³ = 10203401203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10203401231) 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, 1700566866 + ... + 1700566871.

It is an arithmetic number, because the mean of its divisors is an integer number (3401133738).

Almost surely, 2^10203401211 is an apocalyptic number.

10203401211 is a deficient number, since it is larger than the sum of its proper divisors (3401133741).

10203401211 is an equidigital number, since it uses as much as digits as its factorization.

10203401211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3401133740.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 10203401211 its reverse (11210430201), we get a palindrome (21413831412).

The spelling of 10203401211 in words is "ten billion, two hundred three million, four hundred one thousand, two hundred eleven".