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103111222200 = 23352743570937
BaseRepresentation
bin110000000000111101…
…0000110001110111000
3100212010222221210202120
41200001322012032320
53142132433102300
6115211343201240
710310122633110
oct1400172061670
9325128853676
10103111222200
113a802662418
1217b978a6220
13995326671c
144dc233a040
152a3744d3a0
hex1801e863b8

103111222200 has 192 divisors, whose sum is σ = 373804527360. Its totient is φ = 23020139520.

The previous prime is 103111222199. The next prime is 103111222211. The reversal of 103111222200 is 2222111301.

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

It is a self number, because there is not a number n which added to its sum of digits gives 103111222200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104869 + ... + 466068.

It is an arithmetic number, because the mean of its divisors is an integer number (1946898580).

Almost surely, 2103111222200 is an apocalyptic number.

103111222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103111222200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186902263680).

103111222200 is an abundant number, since it is smaller than the sum of its proper divisors (270693305160).

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

103111222200 is a wasteful number, since it uses less digits than its factorization.

103111222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571006 (or 570997 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 103111222200 its reverse (2222111301), we get a palindrome (105333333501).

The spelling of 103111222200 in words is "one hundred three billion, one hundred eleven million, two hundred twenty-two thousand, two hundred".