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2011030220310 = 235197340275841
BaseRepresentation
bin11101010000111010101…
…111011110111000010110
321010020211011011002200020
4131100322233132320112
5230422042214022220
64135504324530010
7265202126554536
oct35207257367026
97106734132606
102011030220310
1170596714a641
12285901b50906
13117840810057
146d4977894c6
15374a153b040
hex1d43abdee16

2011030220310 has 32 divisors (see below), whose sum is σ = 4850972403552. Its totient is φ = 533552517120.

The previous prime is 2011030220291. The next prime is 2011030220323. The reversal of 2011030220310 is 130220301102.

It is a super-2 number, since 2×20110302203102 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2011030220310.

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, 170132011 + ... + 170143830.

It is an arithmetic number, because the mean of its divisors is an integer number (151592887611).

Almost surely, 22011030220310 is an apocalyptic number.

2011030220310 is an abundant number, since it is smaller than the sum of its proper divisors (2839942183242).

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

2011030220310 is a wasteful number, since it uses less digits than its factorization.

2011030220310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340276048.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 2011030220310 its reverse (130220301102), we get a palindrome (2141250521412).

The spelling of 2011030220310 in words is "two trillion, eleven billion, thirty million, two hundred twenty thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 197 394 591 985 1182 1970 2955 5910 340275841 680551682 1020827523 1701379205 2041655046 3402758410 5104137615 10208275230 67034340677 134068681354 201103022031 335171703385 402206044062 670343406770 1005515110155 2011030220310