11012014221 has 16 divisors (see below), whose sum is σ = 16499607936. Its totient is φ = 6481987776.

The previous prime is 11012014217. The next prime is 11012014229. The reversal of 11012014221 is 12241021011.

It is not a de Polignac number, because 11012014221 - 2² = 11012014217 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11012014221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012014229) 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, 6137350 + ... + 6139143.

It is an arithmetic number, because the mean of its divisors is an integer number (1031225496).

Almost surely, 2^11012014221 is an apocalyptic number.

It is an amenable number.

11012014221 is a deficient number, since it is larger than the sum of its proper divisors (5487593715).

11012014221 is a wasteful number, since it uses less digits than its factorization.

11012014221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12276532.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11012014221 its reverse (12241021011), we get a palindrome (23253035232).

The spelling of 11012014221 in words is "eleven billion, twelve million, fourteen thousand, two hundred twenty-one".