11221604254 has 16 divisors (see below), whose sum is σ = 19857586176. Its totient is φ = 4654121400.

The previous prime is 11221604243. The next prime is 11221604267. The reversal of 11221604254 is 45240612211.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12927682 + ... + 12928549.

It is an arithmetic number, because the mean of its divisors is an integer number (1241099136).

Almost surely, 2^11221604254 is an apocalyptic number.

11221604254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11221604254 is a deficient number, since it is larger than the sum of its proper divisors (8635981922).

11221604254 is a wasteful number, since it uses less digits than its factorization.

11221604254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25856271.

The product of its (nonzero) digits is 3840, while the sum is 28.

The spelling of 11221604254 in words is "eleven billion, two hundred twenty-one million, six hundred four thousand, two hundred fifty-four".