11330321421 has 16 divisors (see below), whose sum is σ = 15481376064. Its totient is φ = 7366929024.

The previous prime is 11330321417. The next prime is 11330321447. The reversal of 11330321421 is 12412303311.

It is not a de Polignac number, because 11330321421 - 2² = 11330321417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11330321461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22465 + ... + 152201.

It is an arithmetic number, because the mean of its divisors is an integer number (967586004).

Almost surely, 2^11330321421 is an apocalyptic number.

It is an amenable number.

11330321421 is a deficient number, since it is larger than the sum of its proper divisors (4151054643).

11330321421 is a wasteful number, since it uses less digits than its factorization.

11330321421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130460.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11330321421 its reverse (12412303311), we get a palindrome (23742624732).

The spelling of 11330321421 in words is "eleven billion, three hundred thirty million, three hundred twenty-one thousand, four hundred twenty-one".