Search a number
-
+
12022021110 = 23511231583929
BaseRepresentation
bin10110011001001000…
…10111101111110110
31011000211112221122010
423030210113233312
5144110114133420
65304533345050
7603626331141
oct131444275766
934024487563
1012022021110
11510a132440
1223b6198186
1311978a4b78
14820911058
154a56704e0
hex2cc917bf6

12022021110 has 64 divisors (see below), whose sum is σ = 32844372480. Its totient is φ = 2787713280.

The previous prime is 12022021097. The next prime is 12022021127. The reversal of 12022021110 is 1112022021.

It is a Curzon number.

It is a congruent number.

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, 784375 + ... + 799554.

It is an arithmetic number, because the mean of its divisors is an integer number (513193320).

Almost surely, 212022021110 is an apocalyptic number.

12022021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12022021110 is an abundant number, since it is smaller than the sum of its proper divisors (20822351370).

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

12022021110 is a wasteful number, since it uses less digits than its factorization.

12022021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583973.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12022021110 its reverse (1112022021), we get a palindrome (13134043131).

The spelling of 12022021110 in words is "twelve billion, twenty-two million, twenty-one thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 11 15 22 23 30 33 46 55 66 69 110 115 138 165 230 253 330 345 506 690 759 1265 1518 2530 3795 7590 1583929 3167858 4751787 7919645 9503574 15839290 17423219 23758935 34846438 36430367 47517870 52269657 72860734 87116095 104539314 109291101 174232190 182151835 218582202 261348285 364303670 400734037 522696570 546455505 801468074 1092911010 1202202111 2003670185 2404404222 4007340370 6011010555 12022021110