Base | Representation |
---|---|
bin | 111000110011111100… |
… | …1100010100000111000 |
3 | 102122220112200222111221 |
4 | 1301213321202200320 |
5 | 3444330032033422 |
6 | 132014055001424 |
7 | 11546220524512 |
oct | 1614771424070 |
9 | 378815628457 |
10 | 122002221112 |
11 | 47817089512 |
12 | 1b78a369274 |
13 | b673c5b6a5 |
14 | 5c9521cbb2 |
15 | 3290b563c7 |
hex | 1c67e62838 |
122002221112 has 16 divisors (see below), whose sum is σ = 229903686000. Its totient is φ = 60694571520.
The previous prime is 122002221109. The next prime is 122002221137. The reversal of 122002221112 is 211122200221.
It is a happy number.
It is a super-2 number, since 2×1220022211122 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38315689 + ... + 38318872.
It is an arithmetic number, because the mean of its divisors is an integer number (14368980375).
Almost surely, 2122002221112 is an apocalyptic number.
It is an amenable number.
122002221112 is a deficient number, since it is larger than the sum of its proper divisors (107901464888).
122002221112 is a wasteful number, since it uses less digits than its factorization.
122002221112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76634766 (or 76634762 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 122002221112 its reverse (211122200221), we get a palindrome (333124421333).
The spelling of 122002221112 in words is "one hundred twenty-two billion, two million, two hundred twenty-one thousand, one hundred twelve".
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