1223231141133 has 16 divisors (see below), whose sum is σ = 1874683742400. Its totient is φ = 787367170800.

The previous prime is 1223231141131. The next prime is 1223231141141. The reversal of 1223231141133 is 3311411323221.

1223231141133 is a `hidden beast` number, since 1 + 2 + 232 + 3 + 11 + 411 + 3 + 3 = 666.

It is not a de Polignac number, because 1223231141133 - 2¹ = 1223231141131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1223231141097 and 1223231141106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223231141131) 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, 781117443 + ... + 781119008.

It is an arithmetic number, because the mean of its divisors is an integer number (117167733900).

Almost surely, 2^{1223231141133} is an apocalyptic number.

It is an amenable number.

1223231141133 is a deficient number, since it is larger than the sum of its proper divisors (651452601267).

1223231141133 is a wasteful number, since it uses less digits than its factorization.

1223231141133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562236489 (or 1562236483 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

Adding to 1223231141133 its reverse (3311411323221), we get a palindrome (4534642464354).

The spelling of 1223231141133 in words is "one trillion, two hundred twenty-three billion, two hundred thirty-one million, one hundred forty-one thousand, one hundred thirty-three".