11061100501 has 4 divisors (see below), whose sum is σ = 12066655104. Its totient is φ = 10055545900.

The previous prime is 11061100469. The next prime is 11061100517. The reversal of 11061100501 is 10500116011.

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 not a de Polignac number, because 11061100501 - 2⁵ = 11061100469 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 (11061100301) 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, 502777285 + ... + 502777306.

It is an arithmetic number, because the mean of its divisors is an integer number (3016663776).

Almost surely, 2^11061100501 is an apocalyptic number.

11061100501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11061100501 is a deficient number, since it is larger than the sum of its proper divisors (1005554603).

11061100501 is a wasteful number, since it uses less digits than its factorization.

11061100501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005554602.

The product of its (nonzero) digits is 30, while the sum is 16.

Adding to 11061100501 its reverse (10500116011), we get a palindrome (21561216512).

The spelling of 11061100501 in words is "eleven billion, sixty-one million, one hundred thousand, five hundred one".