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2011002010212 = 2231370271834501
BaseRepresentation
bin11101010000111001000…
…011110111101001100100
321010020202012001212200210
4131100321003313221210
5230422013003311322
64135501440135420
7265201335022416
oct35207103675144
97106665055623
102011002010212
11705952231a08
122858b4607570
13117837a139a0
146d493b249b6
153749dd1770c
hex1d4390f7a64

2011002010212 has 48 divisors (see below), whose sum is σ = 5054008981952. Its totient is φ = 618681456000.

The previous prime is 2011002010189. The next prime is 2011002010247. The reversal of 2011002010212 is 2120102001102.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 178962 + ... + 2013462.

Almost surely, 22011002010212 is an apocalyptic number.

It is an amenable number.

2011002010212 is an abundant number, since it is smaller than the sum of its proper divisors (3043006971740).

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

2011002010212 is a wasteful number, since it uses less digits than its factorization.

2011002010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1841548 (or 1841546 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2011002010212 its reverse (2120102001102), we get a palindrome (4131104011314).

The spelling of 2011002010212 in words is "two trillion, eleven billion, two million, ten thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 7027 14054 21081 28108 42162 84324 91351 182702 274053 365404 548106 1096212 1834501 3669002 5503503 7338004 11007006 22014012 23848513 47697026 71545539 95394052 143091078 286182156 12891038527 25782077054 38673115581 51564154108 77346231162 154692462324 167583500851 335167001702 502750502553 670334003404 1005501005106 2011002010212