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112202220020 = 22511510010091
BaseRepresentation
bin110100001111111000…
…1100000000111110100
3101201121120021100022112
41220133301200013310
53314242232020040
6123313414550152
711051322063662
oct1503761400764
9351546240275
10112202220020
1143648256660
12198b4368358
13a771827b87
14560587bc32
152dba602365
hex1a1fc601f4

112202220020 has 24 divisors (see below), whose sum is σ = 257045086368. Its totient is φ = 40800807200.

The previous prime is 112202219999. The next prime is 112202220061. The reversal of 112202220020 is 20022202211.

It is a junction number, because it is equal to n+sod(n) for n = 112202219977 and 112202220004.

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, 255004826 + ... + 255005265.

It is an arithmetic number, because the mean of its divisors is an integer number (10710211932).

Almost surely, 2112202220020 is an apocalyptic number.

112202220020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112202220020 is an abundant number, since it is smaller than the sum of its proper divisors (144842866348).

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

112202220020 is a wasteful number, since it uses less digits than its factorization.

112202220020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510010111 (or 510010109 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 112202220020 its reverse (20022202211), we get a palindrome (132224422231).

The spelling of 112202220020 in words is "one hundred twelve billion, two hundred two million, two hundred twenty thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 510010091 1020020182 2040040364 2550050455 5100100910 5610111001 10200201820 11220222002 22440444004 28050555005 56101110010 112202220020