Base | Representation |
---|---|
bin | 110111111110111001… |
… | …1010101110000011101 |
3 | 102111022111022002211020 |
4 | 1233331303111300131 |
5 | 3432203341223401 |
6 | 131121311114353 |
7 | 11454134635116 |
oct | 1577563256035 |
9 | 374274262736 |
10 | 120222211101 |
11 | 46a93338663 |
12 | 1b3722129b9 |
13 | b44c24a325 |
14 | 5b66a6b20d |
15 | 31d974ad36 |
hex | 1bfdcd5c1d |
120222211101 has 4 divisors (see below), whose sum is σ = 160296281472. Its totient is φ = 80148140732.
The previous prime is 120222211079. The next prime is 120222211117. The reversal of 120222211101 is 101112222021.
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 120222211101 - 25 = 120222211069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120222211121) 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, 20037035181 + ... + 20037035186.
It is an arithmetic number, because the mean of its divisors is an integer number (40074070368).
Almost surely, 2120222211101 is an apocalyptic number.
It is an amenable number.
120222211101 is a deficient number, since it is larger than the sum of its proper divisors (40074070371).
120222211101 is an equidigital number, since it uses as much as digits as its factorization.
120222211101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40074070370.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 120222211101 its reverse (101112222021), we get a palindrome (221334433122).
The spelling of 120222211101 in words is "one hundred twenty billion, two hundred twenty-two million, two hundred eleven thousand, one hundred one".
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