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2022111020 = 225101105551
BaseRepresentation
bin111100010000110…
…1111011100101100
312012220221212211202
41320201233130230
513120130023040
6532352505032
7101052442256
oct17041573454
95186855752
102022111020
11948479a36
1248524b178
13262c195c7
141527b2cd6
15bc7ce015
hex7886f72c

2022111020 has 12 divisors (see below), whose sum is σ = 4246433184. Its totient is φ = 808844400.

The previous prime is 2022110999. The next prime is 2022111041. The reversal of 2022111020 is 201112202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2022110999) and next prime (2022111041).

It is a junction number, because it is equal to n+sod(n) for n = 2022110992 and 2022111010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50552756 + ... + 50552795.

It is an arithmetic number, because the mean of its divisors is an integer number (353869432).

Almost surely, 22022111020 is an apocalyptic number.

2022111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022111020 is an abundant number, since it is smaller than the sum of its proper divisors (2224322164).

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

2022111020 is a wasteful number, since it uses less digits than its factorization.

2022111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101105560 (or 101105558 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2022111020 is about 44967.8887652067. Note that the first 3 decimals coincide. The cubic root of 2022111020 is about 1264.5470671428.

Adding to 2022111020 its reverse (201112202), we get a palindrome (2223223222).

The spelling of 2022111020 in words is "two billion, twenty-two million, one hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 20 101105551 202211102 404422204 505527755 1011055510 2022111020