101669349029 has 4 divisors (see below), whose sum is σ = 101673679020. Its totient is φ = 101665019040.

The previous prime is 101669349013. The next prime is 101669349037. The reversal of 101669349029 is 920943966101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 920943966101 = 139 ⋅6625496159.

It can be written as a sum of positive squares in 2 ways, for example, as 61441024129 + 40228324900 = 247873^2 + 200570^2 .

It is a cyclic number.

It is not a de Polignac number, because 101669349029 - 2⁴ = 101669349013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101669346029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2129582 + ... + 2176799.

It is an arithmetic number, because the mean of its divisors is an integer number (25418419755).

Almost surely, 2^101669349029 is an apocalyptic number.

It is an amenable number.

101669349029 is a deficient number, since it is larger than the sum of its proper divisors (4329991).

101669349029 is an equidigital number, since it uses as much as digits as its factorization.

101669349029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4329990.

The product of its (nonzero) digits is 629856, while the sum is 50.

The spelling of 101669349029 in words is "one hundred one billion, six hundred sixty-nine million, three hundred forty-nine thousand, twenty-nine".