1232101001 has 2 divisors, whose sum is σ = 1232101002. Its totient is φ = 1232101000.

The previous prime is 1232100967. The next prime is 1232101021. The reversal of 1232101001 is 1001012321.

1232101001 is nontrivially palindromic in base 13.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1152534601 + 79566400 = 33949^2 + 8920^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232101001 - 2⁶ = 1232100937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1232101021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616050500 + 616050501.

It is an arithmetic number, because the mean of its divisors is an integer number (616050501).

Almost surely, 2^1232101001 is an apocalyptic number.

It is an amenable number.

1232101001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232101001 is an equidigital number, since it uses as much as digits as its factorization.

1232101001 is an evil number, because the sum of its binary digits is even.

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

The square root of 1232101001 is about 35101.2962866046. The cubic root of 1232101001 is about 1072.0509766474.

Adding to 1232101001 its reverse (1001012321), we get a palindrome (2233113322).

The spelling of 1232101001 in words is "one billion, two hundred thirty-two million, one hundred one thousand, one".