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110120222020 = 22523401596987
BaseRepresentation
bin110011010001110101…
…1010011110101000100
3101112020110121212222111
41212203223103311010
53301011234101040
6122331042310404
710645611304654
oct1464353236504
9345213555874
10110120222020
1142779aa3756
1219413058404
13a4cc3a0bb3
14548915a364
152ce7943dea
hex19a3ad3d44

110120222020 has 48 divisors (see below), whose sum is σ = 241909089408. Its totient is φ = 42027814400.

The previous prime is 110120221999. The next prime is 110120222027. The reversal of 110120222020 is 20222021011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (110120222027) 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 15 ways as a sum of consecutive naturals, for example, 114034 + ... + 482953.

It is an arithmetic number, because the mean of its divisors is an integer number (5039772696).

Almost surely, 2110120222020 is an apocalyptic number.

110120222020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110120222020 is an abundant number, since it is smaller than the sum of its proper divisors (131788867388).

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

110120222020 is a wasteful number, since it uses less digits than its factorization.

110120222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597420 (or 597418 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 110120222020 its reverse (20222021011), we get a palindrome (130342243031).

The spelling of 110120222020 in words is "one hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 401 460 802 1604 2005 4010 8020 9223 18446 36892 46115 92230 184460 596987 1193974 2387948 2984935 5969870 11939740 13730701 27461402 54922804 68653505 137307010 239391787 274614020 478783574 957567148 1196958935 2393917870 4787835740 5506011101 11012022202 22024044404 27530055505 55060111010 110120222020