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110122212020 = 22531177616471
BaseRepresentation
bin110011010001111001…
…0111001101010110100
3101112020121100222202012
41212203302321222310
53301012241241040
6122331153103352
710645634233502
oct1464362715264
9345217328665
10110122212020
1142780132887
1219413857b58
13a4cc919902
145489517672
152ce7bd8865
hex19a3cb9ab4

110122212020 has 24 divisors (see below), whose sum is σ = 238716538368. Its totient is φ = 42627952800.

The previous prime is 110122212001. The next prime is 110122212071. The reversal of 110122212020 is 20212221011.

It is a junction number, because it is equal to n+sod(n) for n = 110122211986 and 110122212004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88807616 + ... + 88808855.

It is an arithmetic number, because the mean of its divisors is an integer number (9946522432).

Almost surely, 2110122212020 is an apocalyptic number.

110122212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110122212020 is an abundant number, since it is smaller than the sum of its proper divisors (128594326348).

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

110122212020 is a wasteful number, since it uses less digits than its factorization.

110122212020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177616511 (or 177616509 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 110122212020 its reverse (20212221011), we get a palindrome (130334433031).

The spelling of 110122212020 in words is "one hundred ten billion, one hundred twenty-two million, two hundred twelve thousand, twenty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 177616471 355232942 710465884 888082355 1776164710 3552329420 5506110601 11012221202 22024442404 27530553005 55061106010 110122212020