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100331212223 = 1119480053647
BaseRepresentation
bin101110101110000110…
…1001100110110111111
3100120222020212200000002
41131130031030312333
53120434242242343
6114031434024515
710151205142544
oct1353415146677
9316866780002
10100331212223
1139606398810
121754087813b
1395cc3181c8
144bdb03abcb
1529233618b8
hex175c34cdbf

100331212223 has 8 divisors (see below), whose sum is σ = 115212875520. Its totient is φ = 86409656280.

The previous prime is 100331212211. The next prime is 100331212229. The reversal of 100331212223 is 322212133001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100331212223 - 222 = 100327017919 is a prime.

It is a super-2 number, since 2×1003312122232 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100331212195 and 100331212204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100331212229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240026615 + ... + 240027032.

It is an arithmetic number, because the mean of its divisors is an integer number (14401609440).

Almost surely, 2100331212223 is an apocalyptic number.

100331212223 is a deficient number, since it is larger than the sum of its proper divisors (14881663297).

100331212223 is a wasteful number, since it uses less digits than its factorization.

100331212223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480053677.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 100331212223 its reverse (322212133001), we get a palindrome (422543345224).

The spelling of 100331212223 in words is "one hundred billion, three hundred thirty-one million, two hundred twelve thousand, two hundred twenty-three".

Divisors: 1 11 19 209 480053647 5280590117 9121019293 100331212223