Base | Representation |
---|---|
bin | 1011000110010000011100… |
… | …0010100110101001001100 |
3 | 1121012111210201220200000221 |
4 | 2301210013002212221030 |
5 | 3044404420233223040 |
6 | 41541324315401124 |
7 | 2366400625321525 |
oct | 261440702465114 |
9 | 47174721820027 |
10 | 12202120211020 |
11 | 3984987828a13 |
12 | 1450a294531a4 |
13 | 6a686905509c |
14 | 30282b4cb84c |
15 | 1626125a074a |
hex | b19070a6a4c |
12202120211020 has 24 divisors (see below), whose sum is σ = 25631455726800. Its totient is φ = 4879514125632.
The previous prime is 12202120211011. The next prime is 12202120211051. The reversal of 12202120211020 is 2011202120221.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 12202120210985 and 12202120211003.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83297415 + ... + 83443774.
It is an arithmetic number, because the mean of its divisors is an integer number (1067977321950).
Almost surely, 212202120211020 is an apocalyptic number.
12202120211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12202120211020 is an abundant number, since it is smaller than the sum of its proper divisors (13429335515780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12202120211020 is a wasteful number, since it uses less digits than its factorization.
12202120211020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166744857 (or 166744855 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 12202120211020 its reverse (2011202120221), we get a palindrome (14213322331241).
The spelling of 12202120211020 in words is "twelve trillion, two hundred two billion, one hundred twenty million, two hundred eleven thousand, twenty".
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