11233140221 has 8 divisors (see below), whose sum is σ = 11324012544. Its totient is φ = 11142306000.

The previous prime is 11233140211. The next prime is 11233140241. The reversal of 11233140221 is 12204133211.

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 11233140221 - 2¹⁸ = 11232878077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11233140193 and 11233140202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11233140211) 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, 1064471 + ... + 1074971.

It is an arithmetic number, because the mean of its divisors is an integer number (1415501568).

Almost surely, 2^11233140221 is an apocalyptic number.

It is an amenable number.

11233140221 is a deficient number, since it is larger than the sum of its proper divisors (90872323).

11233140221 is a wasteful number, since it uses less digits than its factorization.

11233140221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19051.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11233140221 its reverse (12204133211), we get a palindrome (23437273432).

The spelling of 11233140221 in words is "eleven billion, two hundred thirty-three million, one hundred forty thousand, two hundred twenty-one".