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1102311223 = 13109777919
BaseRepresentation
bin100000110110011…
…1110111100110111
32211211012012201121
41001230332330313
54224142424343
6301214204411
736213330226
oct10154767467
92754165647
101102311223
11516253812
122691b3707
131474ac980
14a6580cbd
1566b90aed
hex41b3ef37

1102311223 has 8 divisors (see below), whose sum is σ = 1197996800. Its totient is φ = 1008181728.

The previous prime is 1102311211. The next prime is 1102311227. The reversal of 1102311223 is 3221132011.

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 1102311223 - 225 = 1068756791 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1102311197 and 1102311206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102311227) 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 7 ways as a sum of consecutive naturals, for example, 387543 + ... + 390376.

It is an arithmetic number, because the mean of its divisors is an integer number (149749600).

Almost surely, 21102311223 is an apocalyptic number.

1102311223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1102311223 is a deficient number, since it is larger than the sum of its proper divisors (95685577).

1102311223 is a wasteful number, since it uses less digits than its factorization.

1102311223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778041.

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

The square root of 1102311223 is about 33201.0726182152. The cubic root of 1102311223 is about 1033.0025883437.

Adding to 1102311223 its reverse (3221132011), we get a palindrome (4323443234).

The spelling of 1102311223 in words is "one billion, one hundred two million, three hundred eleven thousand, two hundred twenty-three".

Divisors: 1 13 109 1417 777919 10112947 84793171 1102311223