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2013230231122 = 211103244919211
BaseRepresentation
bin11101010010111101110…
…111110110111001010010
321010110111110212020011011
4131102331313312321102
5230441043414343442
64140510514441134
7265310502420325
oct35227567667122
97113443766134
102013230231122
11706895a872a0
122862168931aa
13117b015465b6
146d625a2a7bc
153757e75b117
hex1d4bddf6e52

2013230231122 has 48 divisors (see below), whose sum is σ = 3334254127200. Its totient is φ = 904154764800.

The previous prime is 2013230231107. The next prime is 2013230231147. The reversal of 2013230231122 is 2211320323102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 2013230231093 and 2013230231102.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 104786097 + ... + 104805307.

It is an arithmetic number, because the mean of its divisors is an integer number (69463627650).

Almost surely, 22013230231122 is an apocalyptic number.

2013230231122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2013230231122 is a deficient number, since it is larger than the sum of its proper divisors (1321023896078).

2013230231122 is a wasteful number, since it uses less digits than its factorization.

2013230231122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19879 (or 19776 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2013230231122 its reverse (2211320323102), we get a palindrome (4224550554224).

The spelling of 2013230231122 in words is "two trillion, thirteen billion, two hundred thirty million, two hundred thirty-one thousand, one hundred twenty-two".

Divisors: 1 2 11 22 103 206 449 898 1133 2266 4939 9878 10609 19211 21218 38422 46247 92494 116699 211321 233398 422642 508717 1017434 1978733 3957466 4763441 8625739 9526882 17251478 21766063 43532126 52397851 94883129 104795702 189766258 203809499 407618998 888451117 1776902234 2241904489 4483808978 9772962287 19545924574 91510465051 183020930102 1006615115561 2013230231122