123142001011 has 2 divisors, whose sum is σ = 123142001012. Its totient is φ = 123142001010.

The previous prime is 123142000987. The next prime is 123142001029. The reversal of 123142001011 is 110100241321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123142001011 - 2⁵ = 123142000979 is a prime.

It is not a weakly prime, because it can be changed into another prime (123142001611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61571000505 + 61571000506.

It is an arithmetic number, because the mean of its divisors is an integer number (61571000506).

Almost surely, 2^123142001011 is an apocalyptic number.

123142001011 is a deficient number, since it is larger than the sum of its proper divisors (1).

123142001011 is an equidigital number, since it uses as much as digits as its factorization.

123142001011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 123142001011 its reverse (110100241321), we get a palindrome (233242242332).

The spelling of 123142001011 in words is "one hundred twenty-three billion, one hundred forty-two million, one thousand, eleven".