400103551203 has 4 divisors (see below), whose sum is σ = 533471401608. Its totient is φ = 266735700800.

The previous prime is 400103551181. The next prime is 400103551279. The reversal of 400103551203 is 302155301004.

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 400103551203 - 2¹³ = 400103543011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400103551703) 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, 66683925198 + ... + 66683925203.

It is an arithmetic number, because the mean of its divisors is an integer number (133367850402).

Almost surely, 2^400103551203 is an apocalyptic number.

400103551203 is a deficient number, since it is larger than the sum of its proper divisors (133367850405).

400103551203 is a wasteful number, since it uses less digits than its factorization.

400103551203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133367850404.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 400103551203 its reverse (302155301004), we get a palindrome (702258852207).

The spelling of 400103551203 in words is "four hundred billion, one hundred three million, five hundred fifty-one thousand, two hundred three".