Search a number
-
+
10331022222 = 2323971445707
BaseRepresentation
bin10011001111100011…
…01110001110001110
3222122222122022020200
421213301232032032
5132124220202342
64425045354330
7514004145213
oct114761561616
928588568220
1010331022222
1144216579a4
122003a089a6
13c8845a601
147000cdb0a
15406e9894c
hex267c6e38e

10331022222 has 24 divisors (see below), whose sum is σ = 22440279576. Its totient is φ = 3434997456.

The previous prime is 10331022199. The next prime is 10331022223. The reversal of 10331022222 is 22222013301.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10331022195 and 10331022204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10331022223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 715708 + ... + 729999.

It is an arithmetic number, because the mean of its divisors is an integer number (935011649).

Almost surely, 210331022222 is an apocalyptic number.

10331022222 is an abundant number, since it is smaller than the sum of its proper divisors (12109257354).

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

10331022222 is a wasteful number, since it uses less digits than its factorization.

10331022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446112 (or 1446109 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 10331022222 its reverse (22222013301), we get a palindrome (32553035523).

The spelling of 10331022222 in words is "ten billion, three hundred thirty-one million, twenty-two thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 397 794 1191 2382 3573 7146 1445707 2891414 4337121 8674242 13011363 26022726 573945679 1147891358 1721837037 3443674074 5165511111 10331022222