Base | Representation |
---|---|
bin | 10001011110101101110… |
… | …100001011001001011110 |
3 | 11020211112112022122122112 |
4 | 101132231310023021132 |
5 | 124140040233323402 |
6 | 2315455034114022 |
7 | 152533103425055 |
oct | 21365564131136 |
9 | 4224475278575 |
10 | 1201212011102 |
11 | 423481956a64 |
12 | 17497757b912 |
13 | 8937372623c |
14 | 421d34a339c |
15 | 213a62e9e52 |
hex | 117add0b25e |
1201212011102 has 32 divisors (see below), whose sum is σ = 1834079263200. Its totient is φ = 589882366080.
The previous prime is 1201212011047. The next prime is 1201212011119. The reversal of 1201212011102 is 2011102121021.
It is a super-2 number, since 2×12012120111022 (a number of 25 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 15 ways as a sum of consecutive naturals, for example, 337701908 + ... + 337705464.
It is an arithmetic number, because the mean of its divisors is an integer number (57314976975).
Almost surely, 21201212011102 is an apocalyptic number.
1201212011102 is a deficient number, since it is larger than the sum of its proper divisors (632867252098).
1201212011102 is a wasteful number, since it uses less digits than its factorization.
1201212011102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6956.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 1201212011102 its reverse (2011102121021), we get a palindrome (3212314132123).
The spelling of 1201212011102 in words is "one trillion, two hundred one billion, two hundred twelve million, eleven thousand, one hundred two".
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