20034542101 has 8 divisors (see below), whose sum is σ = 22899419840. Its totient is φ = 17170364448.

The previous prime is 20034542083. The next prime is 20034542119. The reversal of 20034542101 is 10124543002.

It is an interprime number because it is at equal distance from previous prime (20034542083) and next prime (20034542119).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20034542101 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 (20034542141) 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, 112191 + ... + 229468.

It is an arithmetic number, because the mean of its divisors is an integer number (2862427480).

Almost surely, 2^20034542101 is an apocalyptic number.

It is an amenable number.

20034542101 is a deficient number, since it is larger than the sum of its proper divisors (2864877739).

20034542101 is an equidigital number, since it uses as much as digits as its factorization.

20034542101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350043.

The product of its (nonzero) digits is 960, while the sum is 22.

Subtracting from 20034542101 its reverse (10124543002), we obtain a palindrome (9909999099).

The spelling of 20034542101 in words is "twenty billion, thirty-four million, five hundred forty-two thousand, one hundred one".