1232211023929 has 2 divisors, whose sum is σ = 1232211023930. Its totient is φ = 1232211023928.

The previous prime is 1232211023921. The next prime is 1232211023941. The reversal of 1232211023929 is 9293201122321.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 622445258304 + 609765765625 = 788952^2 + 780875^2 .

It is a cyclic number.

It is not a de Polignac number, because 1232211023929 - 2³ = 1232211023921 is a prime.

It is a super-2 number, since 2×1232211023929² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1232211023921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616105511964 + 616105511965.

It is an arithmetic number, because the mean of its divisors is an integer number (616105511965).

Almost surely, 2^{1232211023929} is an apocalyptic number.

It is an amenable number.

1232211023929 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232211023929 is an equidigital number, since it uses as much as digits as its factorization.

1232211023929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 1232211023929 in words is "one trillion, two hundred thirty-two billion, two hundred eleven million, twenty-three thousand, nine hundred twenty-nine".