11451122120135 has 16 divisors (see below), whose sum is σ = 13863892157856. Its totient is φ = 9079211624448.

The previous prime is 11451122120129. The next prime is 11451122120177. The reversal of 11451122120135 is 53102122115411.

It is a cyclic number.

It is not a de Polignac number, because 11451122120135 - 2⁶ = 11451122120071 is a prime.

It is a super-2 number, since 2×11451122120135² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11451122120098 and 11451122120107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7736552 + ... + 9097058.

It is an arithmetic number, because the mean of its divisors is an integer number (866493259866).

Almost surely, 2^{11451122120135} is an apocalyptic number.

11451122120135 is a deficient number, since it is larger than the sum of its proper divisors (2412770037721).

11451122120135 is a wasteful number, since it uses less digits than its factorization.

11451122120135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375522.

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 11451122120135 its reverse (53102122115411), we get a palindrome (64553244235546).

The spelling of 11451122120135 in words is "eleven trillion, four hundred fifty-one billion, one hundred twenty-two million, one hundred twenty thousand, one hundred thirty-five".