123102012041 has 2 divisors, whose sum is σ = 123102012042. Its totient is φ = 123102012040.

The previous prime is 123102012037. The next prime is 123102012049. The reversal of 123102012041 is 140210201321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122935085641 + 166926400 = 350621^2 + 12920^2 .

It is a cyclic number.

It is not a de Polignac number, because 123102012041 - 2² = 123102012037 is a prime.

It is not a weakly prime, because it can be changed into another prime (123102012049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61551006020 + 61551006021.

It is an arithmetic number, because the mean of its divisors is an integer number (61551006021).

Almost surely, 2^123102012041 is an apocalyptic number.

It is an amenable number.

123102012041 is a deficient number, since it is larger than the sum of its proper divisors (1).

123102012041 is an equidigital number, since it uses as much as digits as its factorization.

123102012041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 123102012041 its reverse (140210201321), we get a palindrome (263312213362).

The spelling of 123102012041 in words is "one hundred twenty-three billion, one hundred two million, twelve thousand, forty-one".