123132011 has 2 divisors, whose sum is σ = 123132012. Its totient is φ = 123132010.

The previous prime is 123131971. The next prime is 123132017. The reversal of 123132011 is 110231321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123132011 - 2¹⁴ = 123115627 is a prime.

It is a super-2 number, since 2×123132011² = 30322984265808242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (123132017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61566005 + 61566006.

It is an arithmetic number, because the mean of its divisors is an integer number (61566006).

Almost surely, 2^123132011 is an apocalyptic number.

123132011 is a deficient number, since it is larger than the sum of its proper divisors (1).

123132011 is an equidigital number, since it uses as much as digits as its factorization.

123132011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 123132011 is about 11096.4864258918. The cubic root of 123132011 is about 497.4968372651.

Adding to 123132011 its reverse (110231321), we get a palindrome (233363332).

The spelling of 123132011 in words is "one hundred twenty-three million, one hundred thirty-two thousand, eleven".