Base | Representation |
---|---|
bin | 11011110001000110000011… |
… | …011110110100100010110000 |
3 | 121000101122200020012201212020 |
4 | 123301012003132310202300 |
5 | 112001312312310201000 |
6 | 1111421341252031440 |
7 | 34502644332332514 |
oct | 3361060336644260 |
9 | 530348606181766 |
10 | 122121011022000 |
11 | 35a03259040991 |
12 | 11843a53602580 |
13 | 531ac67474373 |
14 | 222298d242144 |
15 | e1b9ab245ba0 |
hex | 6f11837b48b0 |
122121011022000 has 160 divisors (see below), whose sum is σ = 393890338642944. Its totient is φ = 32551359840000.
The previous prime is 122121011021963. The next prime is 122121011022007. The reversal of 122121011022000 is 220110121221.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (122121011022007) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9272175 + ... + 18171825.
Almost surely, 2122121011022000 is an apocalyptic number.
122121011022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122121011022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (196945169321472).
122121011022000 is an abundant number, since it is smaller than the sum of its proper divisors (271769327620944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122121011022000 is a wasteful number, since it uses less digits than its factorization.
122121011022000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8901964 (or 8901948 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 122121011022000 its reverse (220110121221), we get a palindrome (122341121143221).
The spelling of 122121011022000 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, eleven million, twenty-two thousand".
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