1126220011623 has 48 divisors (see below), whose sum is σ = 1914992375296. Its totient is φ = 624424852800.

The previous prime is 1126220011597. The next prime is 1126220011667. The reversal of 1126220011623 is 3261100226211.

1126220011623 is a `hidden beast` number, since 1 + 1 + 2 + 6 + 2 + 20 + 0 + 11 + 623 = 666.

It is not a de Polignac number, because 1126220011623 - 2⁶ = 1126220011559 is a prime.

It is a super-2 number, since 2×1126220011623² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126220011223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 967540 + ... + 1785657.

Almost surely, 2^{1126220011623} is an apocalyptic number.

1126220011623 is a deficient number, since it is larger than the sum of its proper divisors (788772363673).

1126220011623 is a wasteful number, since it uses less digits than its factorization.

1126220011623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2753404 (or 2753401 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

Adding to 1126220011623 its reverse (3261100226211), we get a palindrome (4387320237834).

The spelling of 1126220011623 in words is "one trillion, one hundred twenty-six billion, two hundred twenty million, eleven thousand, six hundred twenty-three".