11204342501 has 4 divisors (see below), whose sum is σ = 12222919104. Its totient is φ = 10185765900.

The previous prime is 11204342477. The next prime is 11204342509. The reversal of 11204342501 is 10524340211.

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 11204342501 - 2⁶ = 11204342437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11204342509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509288285 + ... + 509288306.

It is an arithmetic number, because the mean of its divisors is an integer number (3055729776).

Almost surely, 2^11204342501 is an apocalyptic number.

11204342501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11204342501 is a deficient number, since it is larger than the sum of its proper divisors (1018576603).

11204342501 is a wasteful number, since it uses less digits than its factorization.

11204342501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018576602.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 11204342501 its reverse (10524340211), we get a palindrome (21728682712).

The spelling of 11204342501 in words is "eleven billion, two hundred four million, three hundred forty-two thousand, five hundred one".