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12122104110 = 2352913933453
BaseRepresentation
bin10110100101000100…
…01010000100101110
31011021210212200200220
423102202022010232
5144311224312420
65322510432210
7606253120254
oct132242120456
934253780626
1012122104110
115160680266
122423802666
1311b254738c
1482dd245d4
154ae33e840
hex2d288a12e

12122104110 has 32 divisors (see below), whose sum is σ = 30096260640. Its totient is φ = 3121093248.

The previous prime is 12122104087. The next prime is 12122104129. The reversal of 12122104110 is 1140122121.

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 12122104110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6965857 + ... + 6967596.

It is an arithmetic number, because the mean of its divisors is an integer number (940508145).

Almost surely, 212122104110 is an apocalyptic number.

12122104110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12122104110 is an abundant number, since it is smaller than the sum of its proper divisors (17974156530).

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

12122104110 is a wasteful number, since it uses less digits than its factorization.

12122104110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13933492.

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

Adding to 12122104110 its reverse (1140122121), we get a palindrome (13262226231).

The spelling of 12122104110 in words is "twelve billion, one hundred twenty-two million, one hundred four thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 13933453 27866906 41800359 69667265 83600718 139334530 209001795 404070137 418003590 808140274 1212210411 2020350685 2424420822 4040701370 6061052055 12122104110