1001322213929 has 2 divisors, whose sum is σ = 1001322213930. Its totient is φ = 1001322213928.

The previous prime is 1001322213919. The next prime is 1001322213937. The reversal of 1001322213929 is 9293122231001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 978754062400 + 22568151529 = 989320^2 + 150227^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001322213929 - 2⁸ = 1001322213673 is a prime.

It is a super-2 number, since 2×1001322213929² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1001322213919) 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, 500661106964 + 500661106965.

It is an arithmetic number, because the mean of its divisors is an integer number (500661106965).

Almost surely, 2^{1001322213929} is an apocalyptic number.

It is an amenable number.

1001322213929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001322213929 is an equidigital number, since it uses as much as digits as its factorization.

1001322213929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 35.

The spelling of 1001322213929 in words is "one trillion, one billion, three hundred twenty-two million, two hundred thirteen thousand, nine hundred twenty-nine".