1223322123131 has 8 divisors (see below), whose sum is σ = 1285827636384. Its totient is φ = 1161593076160.

The previous prime is 1223322123061. The next prime is 1223322123137. The reversal of 1223322123131 is 1313212233221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1223322123131 - 2¹⁰ = 1223322122107 is a prime.

It is a super-2 number, since 2×1223322123131² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1223322123131.

It is not an unprimeable number, because it can be changed into a prime (1223322123137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194113340 + ... + 194119641.

It is an arithmetic number, because the mean of its divisors is an integer number (160728454548).

Almost surely, 2^{1223322123131} is an apocalyptic number.

1223322123131 is a deficient number, since it is larger than the sum of its proper divisors (62505513253).

1223322123131 is a wasteful number, since it uses less digits than its factorization.

1223322123131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388233141.

The product of its digits is 2592, while the sum is 26.

Adding to 1223322123131 its reverse (1313212233221), we get a palindrome (2536534356352).

The spelling of 1223322123131 in words is "one trillion, two hundred twenty-three billion, three hundred twenty-two million, one hundred twenty-three thousand, one hundred thirty-one".