11035461221 has 4 divisors (see below), whose sum is σ = 11090916000. Its totient is φ = 10980006444.

The previous prime is 11035461211. The next prime is 11035461253. The reversal of 11035461221 is 12216453011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11035461221 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 (11035461211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27727091 + ... + 27727488.

It is an arithmetic number, because the mean of its divisors is an integer number (2772729000).

Almost surely, 2^11035461221 is an apocalyptic number.

It is an amenable number.

11035461221 is a deficient number, since it is larger than the sum of its proper divisors (55454779).

11035461221 is an equidigital number, since it uses as much as digits as its factorization.

11035461221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55454778.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 11035461221 in words is "eleven billion, thirty-five million, four hundred sixty-one thousand, two hundred twenty-one".