1154814102222 has 16 divisors (see below), whose sum is σ = 2519594404992. Its totient is φ = 349943667320.

The previous prime is 1154814102209. The next prime is 1154814102223. The reversal of 1154814102222 is 2222014184511.

It is a super-2 number, since 2×1154814102222² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154814102223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8748591618 + ... + 8748591749.

It is an arithmetic number, because the mean of its divisors is an integer number (157474650312).

Almost surely, 2^{1154814102222} is an apocalyptic number.

1154814102222 is an abundant number, since it is smaller than the sum of its proper divisors (1364780302770).

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

1154814102222 is a wasteful number, since it uses less digits than its factorization.

1154814102222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17497183383.

The product of its (nonzero) digits is 10240, while the sum is 33.

Adding to 1154814102222 its reverse (2222014184511), we get a palindrome (3376828286733).

The spelling of 1154814102222 in words is "one trillion, one hundred fifty-four billion, eight hundred fourteen million, one hundred two thousand, two hundred twenty-two".