10321111203 has 8 divisors (see below), whose sum is σ = 14820057168. Its totient is φ = 6351453024.

The previous prime is 10321111159. The next prime is 10321111237. The reversal of 10321111203 is 30211112301.

It is a happy number.

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

It is not a de Polignac number, because 10321111203 - 2¹² = 10321107107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10321110203) 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, 132321900 + ... + 132321977.

It is an arithmetic number, because the mean of its divisors is an integer number (1852507146).

Almost surely, 2^10321111203 is an apocalyptic number.

10321111203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10321111203 is a deficient number, since it is larger than the sum of its proper divisors (4498945965).

10321111203 is a wasteful number, since it uses less digits than its factorization.

10321111203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264643893.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10321111203 its reverse (30211112301), we get a palindrome (40532223504).

The spelling of 10321111203 in words is "ten billion, three hundred twenty-one million, one hundred eleven thousand, two hundred three".