11226542201 has 4 divisors (see below), whose sum is σ = 12830333952. Its totient is φ = 9622750452.

The previous prime is 11226542189. The next prime is 11226542207. The reversal of 11226542201 is 10224562211.

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 not a de Polignac number, because 11226542201 - 2⁶ = 11226542137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11226542207) 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, 801895865 + ... + 801895878.

It is an arithmetic number, because the mean of its divisors is an integer number (3207583488).

Almost surely, 2^11226542201 is an apocalyptic number.

It is an amenable number.

11226542201 is a deficient number, since it is larger than the sum of its proper divisors (1603791751).

11226542201 is an equidigital number, since it uses as much as digits as its factorization.

11226542201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603791750.

The product of its (nonzero) digits is 1920, while the sum is 26.

The spelling of 11226542201 in words is "eleven billion, two hundred twenty-six million, five hundred forty-two thousand, two hundred one".