101232203309 has 2 divisors, whose sum is σ = 101232203310. Its totient is φ = 101232203308.

The previous prime is 101232203297. The next prime is 101232203323. The reversal of 101232203309 is 903302232101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101101741225 + 130462084 = 317965^2 + 11422^2 .

It is a cyclic number.

It is not a de Polignac number, because 101232203309 - 2²⁰ = 101231154733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101232203329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50616101654 + 50616101655.

It is an arithmetic number, because the mean of its divisors is an integer number (50616101655).

Almost surely, 2^101232203309 is an apocalyptic number.

It is an amenable number.

101232203309 is a deficient number, since it is larger than the sum of its proper divisors (1).

101232203309 is an equidigital number, since it uses as much as digits as its factorization.

101232203309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

The spelling of 101232203309 in words is "one hundred one billion, two hundred thirty-two million, two hundred three thousand, three hundred nine".