11430234221 has 8 divisors (see below), whose sum is σ = 13072252224. Its totient is φ = 9790498080.

The previous prime is 11430234217. The next prime is 11430234259. The reversal of 11430234221 is 12243203411.

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

It is a cyclic number.

It is not a de Polignac number, because 11430234221 - 2² = 11430234217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11430234521) 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, 559715 + ... + 579776.

It is an arithmetic number, because the mean of its divisors is an integer number (1634031528).

Almost surely, 2^11430234221 is an apocalyptic number.

It is an amenable number.

11430234221 is a deficient number, since it is larger than the sum of its proper divisors (1642018003).

11430234221 is a wasteful number, since it uses less digits than its factorization.

11430234221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140931.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11430234221 its reverse (12243203411), we get a palindrome (23673437632).

The spelling of 11430234221 in words is "eleven billion, four hundred thirty million, two hundred thirty-four thousand, two hundred twenty-one".