11065462221 has 24 divisors (see below), whose sum is σ = 16284571072. Its totient is φ = 6678460800.

The previous prime is 11065462181. The next prime is 11065462241. The reversal of 11065462221 is 12226456011.

It is not a de Polignac number, because 11065462221 - 2⁹ = 11065461709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11065462241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24240 + ... + 150726.

Almost surely, 2^11065462221 is an apocalyptic number.

11065462221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11065462221 is a deficient number, since it is larger than the sum of its proper divisors (5219108851).

11065462221 is a wasteful number, since it uses less digits than its factorization.

11065462221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126753 (or 126742 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 11065462221 in words is "eleven billion, sixty-five million, four hundred sixty-two thousand, two hundred twenty-one".