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12230111010 = 23513311011589
BaseRepresentation
bin10110110001111100…
…01010111100100010
31011120100010000022110
423120332022330202
5200021402023020
65341325420150
7612034141215
oct133076127442
934510100273
1012230111010
115206640467
122453a0a656
1311cba324a0
148403db77c
154b8a768e0
hex2d8f8af22

12230111010 has 64 divisors (see below), whose sum is σ = 32629847040. Its totient is φ = 2913373440.

The previous prime is 12230111009. The next prime is 12230111027. The reversal of 12230111010 is 1011103221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 493705 + ... + 517884.

It is an arithmetic number, because the mean of its divisors is an integer number (509841360).

Almost surely, 212230111010 is an apocalyptic number.

12230111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12230111010 is an abundant number, since it is smaller than the sum of its proper divisors (20399736030).

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

12230111010 is a wasteful number, since it uses less digits than its factorization.

12230111010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011643.

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

Adding to 12230111010 its reverse (1011103221), we get a palindrome (13241214231).

The spelling of 12230111010 in words is "twelve billion, two hundred thirty million, one hundred eleven thousand, ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 31 39 62 65 78 93 130 155 186 195 310 390 403 465 806 930 1209 2015 2418 4030 6045 12090 1011589 2023178 3034767 5057945 6069534 10115890 13150657 15173835 26301314 30347670 31359259 39451971 62718518 65753285 78903942 94077777 131506570 156796295 188155554 197259855 313592590 394519710 407670367 470388885 815340734 940777770 1223011101 2038351835 2446022202 4076703670 6115055505 12230111010