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1122201221100 = 223523740670737
BaseRepresentation
bin10000010101001000011…
…001111011011111101100
310222021121010120122122220
4100111020121323133230
5121341232003033400
62215310534435340
7144035122664451
oct20251031733754
93867533518586
101122201221100
113a2a17374003
121615a6b02b50
1381a915212ab
143c459c67828
151e2ceaca7a0
hex1054867b7ec

1122201221100 has 36 divisors (see below), whose sum is σ = 3246902200584. Its totient is φ = 299253658880.

The previous prime is 1122201221087. The next prime is 1122201221117. The reversal of 1122201221100 is 11221022211.

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 1122201221100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1870335069 + ... + 1870335668.

It is an arithmetic number, because the mean of its divisors is an integer number (90191727794).

Almost surely, 21122201221100 is an apocalyptic number.

1122201221100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122201221100 is an abundant number, since it is smaller than the sum of its proper divisors (2124700979484).

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

1122201221100 is a wasteful number, since it uses less digits than its factorization.

1122201221100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740670754 (or 3740670747 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1122201221100 its reverse (11221022211), we get a palindrome (1133422243311).

The spelling of 1122201221100 in words is "one trillion, one hundred twenty-two billion, two hundred one million, two hundred twenty-one thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 100 150 300 3740670737 7481341474 11222012211 14962682948 18703353685 22444024422 37406707370 44888048844 56110061055 74813414740 93516768425 112220122110 187033536850 224440244220 280550305275 374067073700 561100610550 1122201221100