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1112101122122 = 217227144091879
BaseRepresentation
bin10000001011101110011…
…001000111000001001010
310221022112020110110112222
4100023232121013001022
5121210040341401442
62210520414334042
7143226621365654
oct20135631070112
93838466413488
101112101122122
11399704100171
1215b6484ba322
1380b41b87273
143bb7c6c96d4
151dddd0488d2
hex102ee64704a

1112101122122 has 16 divisors (see below), whose sum is σ = 1774059226560. Its totient is φ = 521036230848.

The previous prime is 1112101122107. The next prime is 1112101122127. The reversal of 1112101122122 is 2212211012111.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 1112101122122.

It is not an unprimeable number, because it can be changed into a prime (1112101122127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72038222 + ... + 72053657.

It is an arithmetic number, because the mean of its divisors is an integer number (110878701660).

Almost surely, 21112101122122 is an apocalyptic number.

1112101122122 is a deficient number, since it is larger than the sum of its proper divisors (661958104438).

1112101122122 is a wasteful number, since it uses less digits than its factorization.

1112101122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144092125.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1112101122122 its reverse (2212211012111), we get a palindrome (3324312134233).

The spelling of 1112101122122 in words is "one trillion, one hundred twelve billion, one hundred one million, one hundred twenty-two thousand, one hundred twenty-two".

Divisors: 1 2 17 34 227 454 3859 7718 144091879 288183758 2449561943 4899123886 32708856533 65417713066 556050561061 1112101122122