Base | Representation |
---|---|
bin | 1011000110110010010011… |
… | …1110001101110111001010 |
3 | 1121020101021101022020212001 |
4 | 2301230210332031313022 |
5 | 3100032030322441020 |
6 | 41545430430541214 |
7 | 2400142140025555 |
oct | 261544476156712 |
9 | 47211241266761 |
10 | 12211212312010 |
11 | 3988823005a68 |
12 | 145274636780a |
13 | 6a76879116ba |
14 | 303050c3969c |
15 | 1629958c150a |
hex | b1b24f8ddca |
12211212312010 has 32 divisors (see below), whose sum is σ = 22175181120960. Its totient is φ = 4841153710848.
The previous prime is 12211212312007. The next prime is 12211212312049. The reversal of 12211212312010 is 1021321211221.
It is a super-2 number, since 2×122112123120102 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70220629 + ... + 70394311.
It is an arithmetic number, because the mean of its divisors is an integer number (692974410030).
Almost surely, 212211212312010 is an apocalyptic number.
12211212312010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12211212312010 is a deficient number, since it is larger than the sum of its proper divisors (9963968808950).
12211212312010 is a wasteful number, since it uses less digits than its factorization.
12211212312010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236022.
The product of its (nonzero) digits is 96, while the sum is 19.
Adding to 12211212312010 its reverse (1021321211221), we get a palindrome (13232533523231).
The spelling of 12211212312010 in words is "twelve trillion, two hundred eleven billion, two hundred twelve million, three hundred twelve thousand, ten".
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