403213351013 has 4 divisors (see below), whose sum is σ = 439869110208. Its totient is φ = 366557591820.

The previous prime is 403213351001. The next prime is 403213351033. The reversal of 403213351013 is 310153312304.

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 a cyclic number.

It is not a de Polignac number, because 403213351013 - 2¹⁶ = 403213285477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403213351033) 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, 18327879581 + ... + 18327879602.

It is an arithmetic number, because the mean of its divisors is an integer number (109967277552).

Almost surely, 2^403213351013 is an apocalyptic number.

It is an amenable number.

403213351013 is a deficient number, since it is larger than the sum of its proper divisors (36655759195).

403213351013 is a wasteful number, since it uses less digits than its factorization.

403213351013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36655759194.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 403213351013 its reverse (310153312304), we get a palindrome (713366663317).

The spelling of 403213351013 in words is "four hundred three billion, two hundred thirteen million, three hundred fifty-one thousand, thirteen".