203020003401 has 8 divisors (see below), whose sum is σ = 274401466080. Its totient is φ = 133492604832.

The previous prime is 203020003339. The next prime is 203020003409. The reversal of 203020003401 is 104300020302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203020003401 - 2⁷ = 203020003273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203020003409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463515771 + ... + 463516208.

It is an arithmetic number, because the mean of its divisors is an integer number (34300183260).

Almost surely, 2^203020003401 is an apocalyptic number.

It is an amenable number.

203020003401 is a deficient number, since it is larger than the sum of its proper divisors (71381462679).

203020003401 is an equidigital number, since it uses as much as digits as its factorization.

203020003401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927032055.

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 203020003401 its reverse (104300020302), we get a palindrome (307320023703).

The spelling of 203020003401 in words is "two hundred three billion, twenty million, three thousand, four hundred one".