11623651121222 has 32 divisors (see below), whose sum is σ = 20474776725312. Its totient is φ = 4844566537344.

The previous prime is 11623651121207. The next prime is 11623651121233. The reversal of 11623651121222 is 22212115632611.

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 15 ways as a sum of consecutive naturals, for example, 4401593 + ... + 6528500.

It is an arithmetic number, because the mean of its divisors is an integer number (639836772666).

Almost surely, 2^{11623651121222} is an apocalyptic number.

11623651121222 is a deficient number, since it is larger than the sum of its proper divisors (8851125604090).

11623651121222 is a wasteful number, since it uses less digits than its factorization.

11623651121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10932192.

The product of its digits is 17280, while the sum is 35.

Adding to 11623651121222 its reverse (22212115632611), we get a palindrome (33835766753833).

The spelling of 11623651121222 in words is "eleven trillion, six hundred twenty-three billion, six hundred fifty-one million, one hundred twenty-one thousand, two hundred twenty-two".