1233220010331 has 4 divisors (see below), whose sum is σ = 1644293347112. Its totient is φ = 822146673552.

The previous prime is 1233220010311. The next prime is 1233220010339. The reversal of 1233220010331 is 1330100223321.

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

It is not a de Polignac number, because 1233220010331 - 2¹⁴ = 1233219993947 is a prime.

It is a super-2 number, since 2×1233220010331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1233220010298 and 1233220010307.

It is not an unprimeable number, because it can be changed into a prime (1233220010339) 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, 205536668386 + ... + 205536668391.

It is an arithmetic number, because the mean of its divisors is an integer number (411073336778).

Almost surely, 2^{1233220010331} is an apocalyptic number.

1233220010331 is a deficient number, since it is larger than the sum of its proper divisors (411073336781).

1233220010331 is an equidigital number, since it uses as much as digits as its factorization.

1233220010331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411073336780.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1233220010331 its reverse (1330100223321), we get a palindrome (2563320233652).

The spelling of 1233220010331 in words is "one trillion, two hundred thirty-three billion, two hundred twenty million, ten thousand, three hundred thirty-one".