10203401001 has 4 divisors (see below), whose sum is σ = 13604534672. Its totient is φ = 6802267332.

The previous prime is 10203400951. The next prime is 10203401011. The reversal of 10203401001 is 10010430201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10203401001 - 2⁶ = 10203400937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10203401011) 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, 1700566831 + ... + 1700566836.

It is an arithmetic number, because the mean of its divisors is an integer number (3401133668).

Almost surely, 2^10203401001 is an apocalyptic number.

It is an amenable number.

10203401001 is a deficient number, since it is larger than the sum of its proper divisors (3401133671).

10203401001 is an equidigital number, since it uses as much as digits as its factorization.

10203401001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3401133670.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 10203401001 its reverse (10010430201), we get a palindrome (20213831202).

The spelling of 10203401001 in words is "ten billion, two hundred three million, four hundred one thousand, one".