101001009999949 has 8 divisors (see below), whose sum is σ = 102423913093440. Its totient is φ = 99578116730400.

The previous prime is 101001009999919. The next prime is 101001009999983. The reversal of 101001009999949 is 949999900100101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 101001009999949 - 2¹⁷ = 101001009868877 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 (101001009999919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19641769 + ... + 24244609.

It is an arithmetic number, because the mean of its divisors is an integer number (12802989136680).

Almost surely, 2^{101001009999949} is an apocalyptic number.

It is an amenable number.

101001009999949 is a deficient number, since it is larger than the sum of its proper divisors (1422903093491).

101001009999949 is an equidigital number, since it uses as much as digits as its factorization.

101001009999949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4911971.

The product of its (nonzero) digits is 2125764, while the sum is 61.

The spelling of 101001009999949 in words is "one hundred one trillion, one billion, nine million, nine hundred ninety-nine thousand, nine hundred forty-nine".