79900010101001 has 8 divisors (see below), whose sum is σ = 81254395671360. Its totient is φ = 78545629467792.

The previous prime is 79900010100979. The next prime is 79900010101003. The reversal of 79900010101001 is 10010101000997.

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 79900010101001 - 2¹⁰ = 79900010099977 is a prime.

It is a super-2 number, since 2×79900010101001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79900010101003) 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, 47732636 + ... + 49378178.

It is an arithmetic number, because the mean of its divisors is an integer number (10156799458920).

Almost surely, 2^{79900010101001} is an apocalyptic number.

It is an amenable number.

79900010101001 is a deficient number, since it is larger than the sum of its proper divisors (1354385570359).

79900010101001 is a wasteful number, since it uses less digits than its factorization.

79900010101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468575.

The product of its (nonzero) digits is 567, while the sum is 29.

Adding to 79900010101001 its reverse (10010101000997), we get a palindrome (89910111101998).

The spelling of 79900010101001 in words is "seventy-nine trillion, nine hundred billion, ten million, one hundred one thousand, one".