11233323031131 has 16 divisors (see below), whose sum is σ = 16691342730400. Its totient is φ = 7466659812864.

The previous prime is 11233323031129. The next prime is 11233323031153. The reversal of 11233323031131 is 13113032333211.

11233323031131 is a `hidden beast` number, since 1 + 1 + 23 + 3 + 323 + 0 + 311 + 3 + 1 = 666.

It is not a de Polignac number, because 11233323031131 - 2¹ = 11233323031129 is a prime.

It is a super-2 number, since 2×11233323031131² (a number of 27 digits) contains 22 as substring.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11233323031095 and 11233323031104.

It is not an unprimeable number, because it can be changed into a prime (11233323031331) 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, 617274286 + ... + 617292483.

It is an arithmetic number, because the mean of its divisors is an integer number (1043208920650).

Almost surely, 2^{11233323031131} is an apocalyptic number.

11233323031131 is a deficient number, since it is larger than the sum of its proper divisors (5458019699269).

11233323031131 is a wasteful number, since it uses less digits than its factorization.

11233323031131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1234567115 (or 1234567109 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

Adding to 11233323031131 its reverse (13113032333211), we get a palindrome (24346355364342).

The spelling of 11233323031131 in words is "eleven trillion, two hundred thirty-three billion, three hundred twenty-three million, thirty-one thousand, one hundred thirty-one".