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2022122113 = 11237451669
BaseRepresentation
bin111100010000111…
…0010001010000001
312012220222110001121
41320201302022001
513120130401423
6532353032241
7101052516514
oct17041621201
95186873047
102022122113
11948487300
12485255681
13262c2167b
141527b6d7b
15bc7d245d
hex78872281

2022122113 has 12 divisors (see below), whose sum is σ = 2282740180. Its totient is φ = 1788605280.

The previous prime is 2022122107. The next prime is 2022122131. The reversal of 2022122113 is 3112212202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1810332304 + 211789809 = 42548^2 + 14553^2 .

It is not a de Polignac number, because 2022122113 - 29 = 2022121601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2022122143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 221358 + ... + 230311.

Almost surely, 22022122113 is an apocalyptic number.

It is an amenable number.

2022122113 is a deficient number, since it is larger than the sum of its proper divisors (260618067).

2022122113 is a wasteful number, since it uses less digits than its factorization.

2022122113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451728 (or 451717 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2022122113 is about 44968.0121086089. The cubic root of 2022122113 is about 1264.5493795109.

Adding to 2022122113 its reverse (3112212202), we get a palindrome (5134334315).

The spelling of 2022122113 in words is "two billion, twenty-two million, one hundred twenty-two thousand, one hundred thirteen".

Divisors: 1 11 37 121 407 4477 451669 4968359 16711753 54651949 183829283 2022122113