1120123331 has 2 divisors, whose sum is σ = 1120123332. Its totient is φ = 1120123330.
The previous prime is 1120123261. The next prime is 1120123337. The reversal of 1120123331 is 1333210211.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 1120123331 - 226 = 1053014467 is a prime.
It is a super-2 number, since 2×11201233312 = 2509352553301071122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (1120123337) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560061665 + 560061666.
It is an arithmetic number, because the mean of its divisors is an integer number (560061666).
Almost surely, 21120123331 is an apocalyptic number.
1120123331 is a deficient number, since it is larger than the sum of its proper divisors (1).
1120123331 is an equidigital number, since it uses as much as digits as its factorization.
1120123331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 1120123331 is about 33468.2436198854. The cubic root of 1120123331 is about 1038.5369377503.
Adding to 1120123331 its reverse (1333210211), we get a palindrome (2453333542).
The spelling of 1120123331 in words is "one billion, one hundred twenty million, one hundred twenty-three thousand, three hundred thirty-one".
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