Search a number
-
+
210120020112012 = 22319921579035579
BaseRepresentation
bin101111110001101001100001…
…001010001011001010001100
31000112222021111110212201101120
4233301221201022023022030
5210020101300122041022
62022515445450040540
762154445656051123
oct5761514112131214
91015867443781346
10210120020112012
1160a5044459898a
121b696801719150
139032304823b5a
1439c5c12a12aba
151945a85b0bd5c
hexbf1a6128b28c

210120020112012 has 24 divisors (see below), whose sum is σ = 516084259924800. Its totient is φ = 66353690561616.

The previous prime is 210120020111971. The next prime is 210120020112103. The reversal of 210120020112012 is 210211020021012.

It is a junction number, because it is equal to n+sod(n) for n = 210120020111982 and 210120020112000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460789517562 + ... + 460789518017.

It is an arithmetic number, because the mean of its divisors is an integer number (21503510830200).

Almost surely, 2210120020112012 is an apocalyptic number.

It is an amenable number.

210120020112012 is an abundant number, since it is smaller than the sum of its proper divisors (305964239812788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210120020112012 is a wasteful number, since it uses less digits than its factorization.

210120020112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921579035605 (or 921579035603 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210120020112012 its reverse (210211020021012), we get a palindrome (420331040133024).

The spelling of 210120020112012 in words is "two hundred ten trillion, one hundred twenty billion, twenty million, one hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 921579035579 1843158071158 2764737106737 3686316142316 5529474213474 11058948426948 17510001676001 35020003352002 52530005028003 70040006704004 105060010056006 210120020112012