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2022122112012 = 223318723352889
BaseRepresentation
bin11101011011001111110…
…111101100010000001100
321011022110011111120122000
4131123033313230100030
5231112301230041022
64144541114352300
7266044033232322
oct35331767542014
97138404446560
102022122112012
1170a639240a92
12287a9872b690
131188ba79c692
146dc2a939d12
15379001cc6ac
hex1d6cfdec40c

2022122112012 has 24 divisors (see below), whose sum is σ = 5242538809200. Its totient is φ = 674040703968.

The previous prime is 2022122111987. The next prime is 2022122112071. The reversal of 2022122112012 is 2102112212202.

It is a happy number.

2022122112012 is a `hidden beast` number, since 20 + 221 + 221 + 1 + 201 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9361676337 + ... + 9361676552.

It is an arithmetic number, because the mean of its divisors is an integer number (218439117050).

Almost surely, 22022122112012 is an apocalyptic number.

It is an amenable number.

2022122112012 is an abundant number, since it is smaller than the sum of its proper divisors (3220416697188).

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

2022122112012 is a wasteful number, since it uses less digits than its factorization.

2022122112012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18723352902 (or 18723352894 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2022122112012 its reverse (2102112212202), we get a palindrome (4124234324214).

The spelling of 2022122112012 in words is "two trillion, twenty-two billion, one hundred twenty-two million, one hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 18723352889 37446705778 56170058667 74893411556 112340117334 168510176001 224680234668 337020352002 505530528003 674040704004 1011061056006 2022122112012