1232012101 has 2 divisors, whose sum is σ = 1232012102. Its totient is φ = 1232012100.

The previous prime is 1232012087. The next prime is 1232012123. The reversal of 1232012101 is 1012102321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1130707876 + 101304225 = 33626^2 + 10065^2 .

It is an emirp because it is prime and its reverse (1012102321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1232012101 - 2⁷ = 1232011973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1232012501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616006050 + 616006051.

It is an arithmetic number, because the mean of its divisors is an integer number (616006051).

Almost surely, 2^1232012101 is an apocalyptic number.

It is an amenable number.

1232012101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232012101 is an equidigital number, since it uses as much as digits as its factorization.

1232012101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1232012101 is about 35100.0299287622. The cubic root of 1232012101 is about 1072.0251920664.

Adding to 1232012101 its reverse (1012102321), we get a palindrome (2244114422).

The spelling of 1232012101 in words is "one billion, two hundred thirty-two million, twelve thousand, one hundred one".