1112122664654 has 4 divisors (see below), whose sum is σ = 1668183996984. Its totient is φ = 556061332326.

The previous prime is 1112122664621. The next prime is 1112122664663. The reversal of 1112122664654 is 4564662212111.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1112122664654² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278030666162 + ... + 278030666165.

It is an arithmetic number, because the mean of its divisors is an integer number (417045999246).

Almost surely, 2^{1112122664654} is an apocalyptic number.

1112122664654 is a deficient number, since it is larger than the sum of its proper divisors (556061332330).

1112122664654 is an equidigital number, since it uses as much as digits as its factorization.

1112122664654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556061332329.

The product of its digits is 138240, while the sum is 41.

Adding to 1112122664654 its reverse (4564662212111), we get a palindrome (5676784876765).

The spelling of 1112122664654 in words is "one trillion, one hundred twelve billion, one hundred twenty-two million, six hundred sixty-four thousand, six hundred fifty-four".