1123140133101 has 16 divisors (see below), whose sum is σ = 1812125257344. Its totient is φ = 604041752064.

The previous prime is 1123140133061. The next prime is 1123140133201. The reversal of 1123140133101 is 1013310413211.

It is not a de Polignac number, because 1123140133101 - 2²¹ = 1123138035949 is a prime.

It is a super-2 number, since 2×1123140133101² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123140133201) 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 15 ways as a sum of consecutive naturals, for example, 1573025040 + ... + 1573025753.

It is an arithmetic number, because the mean of its divisors is an integer number (113257828584).

Almost surely, 2^{1123140133101} is an apocalyptic number.

It is an amenable number.

1123140133101 is a deficient number, since it is larger than the sum of its proper divisors (688985124243).

1123140133101 is a wasteful number, since it uses less digits than its factorization.

1123140133101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3146050820.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1123140133101 its reverse (1013310413211), we get a palindrome (2136450546312).

The spelling of 1123140133101 in words is "one trillion, one hundred twenty-three billion, one hundred forty million, one hundred thirty-three thousand, one hundred one".