Base | Representation |
---|---|
bin | 1001001011111101001100… |
… | …10110011110010001010101 |
3 | 2122112021221122200121202120 |
4 | 10211332212112132101111 |
5 | 10121442220124231401 |
6 | 110544403020530153 |
7 | 4153355640403200 |
oct | 445764626362125 |
9 | 78467848617676 |
10 | 20202022102101 |
11 | 64896a18a14a4 |
12 | 23233543b0959 |
13 | b37072518418 |
14 | 4dbad6b0c937 |
15 | 25077aad6836 |
hex | 125fa659e455 |
20202022102101 has 12 divisors (see below), whose sum is σ = 31333748566752. Its totient is φ = 11544012629688.
The previous prime is 20202022102079. The next prime is 20202022102103. The reversal of 20202022102101 is 10120122020202.
It is not a de Polignac number, because 20202022102101 - 25 = 20202022102069 is a prime.
It is a super-2 number, since 2×202020221021012 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20202022102103) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68714360745 + ... + 68714361038.
It is an arithmetic number, because the mean of its divisors is an integer number (2611145713896).
Almost surely, 220202022102101 is an apocalyptic number.
20202022102101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
20202022102101 is a deficient number, since it is larger than the sum of its proper divisors (11131726464651).
20202022102101 is a wasteful number, since it uses less digits than its factorization.
20202022102101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137428721800 (or 137428721793 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 20202022102101 its reverse (10120122020202), we get a palindrome (30322144122303).
The spelling of 20202022102101 in words is "twenty trillion, two hundred two billion, twenty-two million, one hundred two thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •