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10221022230 = 23512716191657
BaseRepresentation
bin10011000010011100…
…00110110000010110
3222101022122201121220
421201032012300112
5131413040202410
64410115551210
7511200153426
oct114116066026
928338581556
1010221022230
114375556311
121b92bbb506
13c6b725263
146cd658486
153ec4bb070
hex261386c16

10221022230 has 64 divisors (see below), whose sum is σ = 24753807360. Its totient is φ = 2700843264.

The previous prime is 10221022193. The next prime is 10221022237. The reversal of 10221022230 is 3222012201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221022237) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6167562 + ... + 6169218.

It is an arithmetic number, because the mean of its divisors is an integer number (386778240).

Almost surely, 210221022230 is an apocalyptic number.

10221022230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10221022230 is an abundant number, since it is smaller than the sum of its proper divisors (14532785130).

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

10221022230 is a wasteful number, since it uses less digits than its factorization.

10221022230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3413.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10221022230 its reverse (3222012201), we get a palindrome (13443034431).

The spelling of 10221022230 in words is "ten billion, two hundred twenty-one million, twenty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 127 254 381 635 762 1270 1619 1657 1905 3238 3314 3810 4857 4971 8095 8285 9714 9942 16190 16570 24285 24855 48570 49710 205613 210439 411226 420878 616839 631317 1028065 1052195 1233678 1262634 2056130 2104390 2682683 3084195 3156585 5365366 6168390 6313170 8048049 13413415 16096098 26826830 40240245 80480490 340700741 681401482 1022102223 1703503705 2044204446 3407007410 5110511115 10221022230