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101010112212 = 223124914334703
BaseRepresentation
bin101111000010010101…
…0111111111011010100
3100122201120100100201010
41132010222333323110
53123332042042322
6114223045132220
710204060534032
oct1360452777324
9318646310633
10101010112212
1139924636389
12176b00ba070
1396a9b7a589
144c63281552
152962c6720c
hex1784abfed4

101010112212 has 48 divisors (see below), whose sum is σ = 236093760000. Its totient is φ = 33612453888.

The previous prime is 101010112199. The next prime is 101010112223. The reversal of 101010112212 is 212211010101.

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

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, 21475453 + ... + 21480155.

It is an arithmetic number, because the mean of its divisors is an integer number (4918620000).

Almost surely, 2101010112212 is an apocalyptic number.

101010112212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101010112212 is an abundant number, since it is smaller than the sum of its proper divisors (135083647788).

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

101010112212 is a wasteful number, since it uses less digits than its factorization.

101010112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7392 (or 7390 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101010112212 its reverse (212211010101), we get a palindrome (313221122313).

The spelling of 101010112212 in words is "one hundred one billion, ten million, one hundred twelve thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 1249 1433 2498 2866 3747 4299 4703 4996 5732 7494 8598 9406 14109 14988 17196 18812 28218 56436 1789817 3579634 5369451 5874047 6739399 7159268 10738902 11748094 13478798 17622141 20218197 21477804 23496188 26957596 35244282 40436394 70488564 80872788 8417509351 16835018702 25252528053 33670037404 50505056106 101010112212