Base | Representation |
---|---|
bin | 11110110110100101110… |
… | …101000101010110010111 |
3 | 21111200121110022000001022 |
4 | 132312211311011112113 |
5 | 234214132431024421 |
6 | 4302001254151355 |
7 | 306115362266600 |
oct | 36664565052627 |
9 | 7450543260038 |
10 | 2120201033111 |
11 | 748199234077 |
12 | 2a2aab05255b |
13 | 124c1b2a8035 |
14 | 748927a6da7 |
15 | 3a2409437ab |
hex | 1eda5d45597 |
2120201033111 has 12 divisors (see below), whose sum is σ = 2480134840920. Its totient is φ = 1807162565040.
The previous prime is 2120201033089. The next prime is 2120201033123. The reversal of 2120201033111 is 1113301020212.
It is not a de Polignac number, because 2120201033111 - 230 = 2119127291287 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2120201033111.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120201033911) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120855500 + ... + 120873041.
It is an arithmetic number, because the mean of its divisors is an integer number (206677903410).
Almost surely, 22120201033111 is an apocalyptic number.
2120201033111 is a deficient number, since it is larger than the sum of its proper divisors (359933807809).
2120201033111 is a wasteful number, since it uses less digits than its factorization.
2120201033111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 241728734 (or 241728727 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 2120201033111 its reverse (1113301020212), we get a palindrome (3233502053323).
The spelling of 2120201033111 in words is "two trillion, one hundred twenty billion, two hundred one million, thirty-three thousand, one hundred eleven".
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