120101231 has 2 divisors, whose sum is σ = 120101232. Its totient is φ = 120101230.

The previous prime is 120101227. The next prime is 120101263. The reversal of 120101231 is 132101021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120101231 - 2² = 120101227 is a prime.

It is a super-2 number, since 2×120101231² = 28848611375430722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120101291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050615 + 60050616.

It is an arithmetic number, because the mean of its divisors is an integer number (60050616).

Almost surely, 2^120101231 is an apocalyptic number.

120101231 is a deficient number, since it is larger than the sum of its proper divisors (1).

120101231 is an equidigital number, since it uses as much as digits as its factorization.

120101231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 120101231 is about 10959.0707179030. The cubic root of 120101231 is about 493.3810742797.

Adding to 120101231 its reverse (132101021), we get a palindrome (252202252).

The spelling of 120101231 in words is "one hundred twenty million, one hundred one thousand, two hundred thirty-one".