11213552422 has 4 divisors (see below), whose sum is σ = 16820328636. Its totient is φ = 5606776210.

The previous prime is 11213552369. The next prime is 11213552429. The reversal of 11213552422 is 22425531211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22425531211 = 337 ⋅66544603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213552429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2803388104 + ... + 2803388107.

It is an arithmetic number, because the mean of its divisors is an integer number (4205082159).

Almost surely, 2^11213552422 is an apocalyptic number.

11213552422 is a deficient number, since it is larger than the sum of its proper divisors (5606776214).

11213552422 is an equidigital number, since it uses as much as digits as its factorization.

11213552422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606776213.

The product of its digits is 4800, while the sum is 28.

The spelling of 11213552422 in words is "eleven billion, two hundred thirteen million, five hundred fifty-two thousand, four hundred twenty-two".