11140033221 has 16 divisors (see below), whose sum is σ = 16511976000. Its totient is φ = 7422988464.

The previous prime is 11140033211. The next prime is 11140033231. The reversal of 11140033221 is 12233004111.

11140033221 is a `hidden beast` number, since 1 + 11 + 400 + 33 + 221 = 666.

It is an interprime number because it is at equal distance from previous prime (11140033211) and next prime (11140033231).

It is not a de Polignac number, because 11140033221 - 2²³ = 11131644613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11140033194 and 11140033203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140033211) 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, 47046 + ... + 156503.

It is an arithmetic number, because the mean of its divisors is an integer number (1031998500).

Almost surely, 2^11140033221 is an apocalyptic number.

It is an amenable number.

11140033221 is a deficient number, since it is larger than the sum of its proper divisors (5371942779).

11140033221 is a wasteful number, since it uses less digits than its factorization.

11140033221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205585 (or 205579 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11140033221 its reverse (12233004111), we get a palindrome (23373037332).

The spelling of 11140033221 in words is "eleven billion, one hundred forty million, thirty-three thousand, two hundred twenty-one".