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13023120000220 = 22511102253578917
BaseRepresentation
bin1011110110000010111001…
…1100010000010011011100
31201002222221121212020012221
42331200232130100103130
53201332322210001340
643410423322235124
72512614024353011
oct275405634202334
951088847766187
1013023120000220
11417108a8010a0
121563b74655aa4
137360c8871615
1433047282d708
15178b6429c44a
hexbd82e7104dc

13023120000220 has 48 divisors (see below), whose sum is σ = 29835127310688. Its totient is φ = 4735625506560.

The previous prime is 13023120000193. The next prime is 13023120000271. The reversal of 13023120000220 is 2200002132031.

It is a junction number, because it is equal to n+sod(n) for n = 13023120000194 and 13023120000203.

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, 22206202 + ... + 22785118.

It is an arithmetic number, because the mean of its divisors is an integer number (621565152306).

Almost surely, 213023120000220 is an apocalyptic number.

13023120000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13023120000220 is an abundant number, since it is smaller than the sum of its proper divisors (16812007310468).

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

13023120000220 is a wasteful number, since it uses less digits than its factorization.

13023120000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681190 (or 681188 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 13023120000220 its reverse (2200002132031), we get a palindrome (15223122132251).

The spelling of 13023120000220 in words is "thirteen trillion, twenty-three billion, one hundred twenty million, two hundred twenty", and thus it is an aban number.

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 102253 204506 409012 511265 578917 1022530 1124783 1157834 2045060 2249566 2315668 2894585 4499132 5623915 5789170 6368087 11247830 11578340 12736174 22495660 25472348 31840435 63680870 127361740 59196000001 118392000002 236784000004 295980000005 591960000010 651156000011 1183920000020 1302312000022 2604624000044 3255780000055 6511560000110 13023120000220