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20314310101 = 117117347831
BaseRepresentation
bin10010111010110100…
…111100010111010101
31221102201221212122121
4102322310330113111
5313100430410401
613155434055541
71316256533611
oct227264742725
957381855577
1020314310101
118684997938
123b2b27a5b1
131bb9846047
14da9d42341
157dd654ca1
hex4bad3c5d5

20314310101 has 4 divisors (see below), whose sum is σ = 20331659104. Its totient is φ = 20296961100.

The previous prime is 20314310077. The next prime is 20314310113. The reversal of 20314310101 is 10101341302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20314310101 - 27 = 20314309973 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 (20314610101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8672745 + ... + 8675086.

It is an arithmetic number, because the mean of its divisors is an integer number (5082914776).

Almost surely, 220314310101 is an apocalyptic number.

It is an amenable number.

20314310101 is a deficient number, since it is larger than the sum of its proper divisors (17349003).

20314310101 is a wasteful number, since it uses less digits than its factorization.

20314310101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17349002.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20314310101 its reverse (10101341302), we get a palindrome (30415651403).

The spelling of 20314310101 in words is "twenty billion, three hundred fourteen million, three hundred ten thousand, one hundred one".

Divisors: 1 1171 17347831 20314310101