11121462251123 has 16 divisors (see below), whose sum is σ = 12793985703936. Its totient is φ = 9470008937760.

The previous prime is 11121462251113. The next prime is 11121462251131. The reversal of 11121462251123 is 32115226412111.

It is not a de Polignac number, because 11121462251123 - 2²⁴ = 11121445473907 is a prime.

It is a super-2 number, since 2×11121462251123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11121462251123.

It is not an unprimeable number, because it can be changed into a prime (11121462251113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4604336 + ... + 6591117.

It is an arithmetic number, because the mean of its divisors is an integer number (799624106496).

Almost surely, 2^{11121462251123} is an apocalyptic number.

11121462251123 is a deficient number, since it is larger than the sum of its proper divisors (1672523452813).

11121462251123 is a wasteful number, since it uses less digits than its factorization.

11121462251123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11196394.

The product of its digits is 5760, while the sum is 32.

Adding to 11121462251123 its reverse (32115226412111), we get a palindrome (43236688663234).

The spelling of 11121462251123 in words is "eleven trillion, one hundred twenty-one billion, four hundred sixty-two million, two hundred fifty-one thousand, one hundred twenty-three".