11012222154 has 8 divisors (see below), whose sum is σ = 22024444320. Its totient is φ = 3670740716.

The previous prime is 11012222131. The next prime is 11012222161. The reversal of 11012222154 is 45122221011.

It is a sphenic number, since it is the product of 3 distinct primes.

11012222154 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 11012222154.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917685174 + ... + 917685185.

It is an arithmetic number, because the mean of its divisors is an integer number (2753055540).

Almost surely, 2^11012222154 is an apocalyptic number.

11012222154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11012222154 is a wasteful number, since it uses less digits than its factorization.

11012222154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835370364.

The product of its (nonzero) digits is 320, while the sum is 21.

Adding to 11012222154 its reverse (45122221011), we get a palindrome (56134443165).

The spelling of 11012222154 in words is "eleven billion, twelve million, two hundred twenty-two thousand, one hundred fifty-four".