101213223029 has 2 divisors, whose sum is σ = 101213223030. Its totient is φ = 101213223028.

The previous prime is 101213222993. The next prime is 101213223047. The reversal of 101213223029 is 920322312101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 74639332804 + 26573890225 = 273202^2 + 163015^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101213223029 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 101213222989 and 101213223007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101213222029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606611514 + 50606611515.

It is an arithmetic number, because the mean of its divisors is an integer number (50606611515).

Almost surely, 2^101213223029 is an apocalyptic number.

It is an amenable number.

101213223029 is a deficient number, since it is larger than the sum of its proper divisors (1).

101213223029 is an equidigital number, since it uses as much as digits as its factorization.

101213223029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 101213223029 in words is "one hundred one billion, two hundred thirteen million, two hundred twenty-three thousand, twenty-nine".