Base | Representation |
---|---|
bin | 11101010010000001000… |
… | …111110101111000110001 |
3 | 21010100212110000111011020 |
4 | 131102001013311320301 |
5 | 230432002004323441 |
6 | 4140221425210053 |
7 | 265243315246413 |
oct | 35220107657061 |
9 | 7110773014136 |
10 | 2012211011121 |
11 | 706412726213 |
12 | 285b91490929 |
13 | 11799b33a03c |
14 | 6d56a5189b3 |
15 | 3752002ee66 |
hex | 1d4811f5e31 |
2012211011121 has 8 divisors (see below), whose sum is σ = 2687368030464. Its totient is φ = 1339263999600.
The previous prime is 2012211011113. The next prime is 2012211011131. The reversal of 2012211011121 is 1211101122102.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2012211011121 - 23 = 2012211011113 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2012211011121.
It is not an unprimeable number, because it can be changed into a prime (2012211011131) 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, 552499830 + ... + 552503471.
It is an arithmetic number, because the mean of its divisors is an integer number (335921003808).
Almost surely, 22012211011121 is an apocalyptic number.
It is an amenable number.
2012211011121 is a deficient number, since it is larger than the sum of its proper divisors (675157019343).
2012211011121 is a wasteful number, since it uses less digits than its factorization.
2012211011121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1105003911.
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 2012211011121 its reverse (1211101122102), we get a palindrome (3223312133223).
The spelling of 2012211011121 in words is "two trillion, twelve billion, two hundred eleven million, eleven thousand, one hundred twenty-one".
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