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10331112220 = 22511133612277
BaseRepresentation
bin10011001111100100…
…00100001100011100
3222122222210212200221
421213302010030130
5132124231042340
64425051331124
7514005001462
oct114762041434
928588725627
1010331112220
114421709580
122003a50aa4
13c8848c570
14700114832
15406eb544a
hex267c8431c

10331112220 has 48 divisors (see below), whose sum is σ = 25488233568. Its totient is φ = 3467784960.

The previous prime is 10331112199. The next prime is 10331112289. The reversal of 10331112220 is 2221113301.

It is a junction number, because it is equal to n+sod(n) for n = 10331112194 and 10331112203.

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, 1803279 + ... + 1808998.

It is an arithmetic number, because the mean of its divisors is an integer number (531004866).

Almost surely, 210331112220 is an apocalyptic number.

10331112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10331112220 is an abundant number, since it is smaller than the sum of its proper divisors (15157121348).

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

10331112220 is a wasteful number, since it uses less digits than its factorization.

10331112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3612310 (or 3612308 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10331112220 its reverse (2221113301), we get a palindrome (12552225521).

The spelling of 10331112220 in words is "ten billion, three hundred thirty-one million, one hundred twelve thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 130 143 220 260 286 572 715 1430 2860 3612277 7224554 14449108 18061385 36122770 39735047 46959601 72245540 79470094 93919202 158940188 187838404 198675235 234798005 397350470 469596010 516555611 794700940 939192020 1033111222 2066222444 2582778055 5165556110 10331112220