Base | Representation |
---|---|
bin | 101111100000001100… |
… | …0111100011001011010 |
3 | 100202022101121011000012 |
4 | 1133000120330121122 |
5 | 3132410033341442 |
6 | 114510315241522 |
7 | 10240644540026 |
oct | 1370030743132 |
9 | 322271534005 |
10 | 102012012122 |
11 | 3a299137639 |
12 | 1792b7492a2 |
13 | 9809601467 |
14 | 4d1a365386 |
15 | 29c0bc1582 |
hex | 17c063c65a |
102012012122 has 16 divisors (see below), whose sum is σ = 154546900992. Its totient is φ = 50496469200.
The previous prime is 102012012061. The next prime is 102012012127. The reversal of 102012012122 is 221210210201.
It is a junction number, because it is equal to n+sod(n) for n = 102012012097 and 102012012106.
It is not an unprimeable number, because it can be changed into a prime (102012012127) 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, 4012583 + ... + 4037925.
It is an arithmetic number, because the mean of its divisors is an integer number (9659181312).
Almost surely, 2102012012122 is an apocalyptic number.
102012012122 is a deficient number, since it is larger than the sum of its proper divisors (52534888870).
102012012122 is a wasteful number, since it uses less digits than its factorization.
102012012122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45373.
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 102012012122 its reverse (221210210201), we get a palindrome (323222222323).
The spelling of 102012012122 in words is "one hundred two billion, twelve million, twelve thousand, one hundred twenty-two".
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