1131022124123 has 4 divisors (see below), whose sum is σ = 1190549604360. Its totient is φ = 1071494643888.

The previous prime is 1131022124107. The next prime is 1131022124201. The reversal of 1131022124123 is 3214212201311.

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

It is a cyclic number.

It is not a de Polignac number, because 1131022124123 - 2⁴ = 1131022124107 is a prime.

It is a super-2 number, since 2×1131022124123² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131022124423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29763740090 + ... + 29763740127.

It is an arithmetic number, because the mean of its divisors is an integer number (297637401090).

Almost surely, 2^{1131022124123} is an apocalyptic number.

1131022124123 is a deficient number, since it is larger than the sum of its proper divisors (59527480237).

1131022124123 is an equidigital number, since it uses as much as digits as its factorization.

1131022124123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59527480236.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 1131022124123 its reverse (3214212201311), we get a palindrome (4345234325434).

The spelling of 1131022124123 in words is "one trillion, one hundred thirty-one billion, twenty-two million, one hundred twenty-four thousand, one hundred twenty-three".