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2022130231 = 11312158901
BaseRepresentation
bin111100010000111…
…0100001000110111
312012220222212012021
41320201310020313
513120131131411
6532353134011
7101052552262
oct17041641067
95186885167
102022130231
11948492410
1248525a307
13262c25284
141527b9cd9
15bc7d4a71
hex78874237

2022130231 has 8 divisors (see below), whose sum is σ = 2206704528. Its totient is φ = 1837680000.

The previous prime is 2022130223. The next prime is 2022130277. The reversal of 2022130231 is 1320312202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2022130231 - 23 = 2022130223 is a prime.

It is a super-2 number, since 2×20221302312 = 8178021342248226722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022130931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4881 + ... + 63781.

It is an arithmetic number, because the mean of its divisors is an integer number (275838066).

Almost surely, 22022130231 is an apocalyptic number.

2022130231 is a deficient number, since it is larger than the sum of its proper divisors (184574297).

2022130231 is a wasteful number, since it uses less digits than its factorization.

2022130231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62033.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2022130231 is about 44968.1023726819. The cubic root of 2022130231 is about 1264.5510717262.

Adding to 2022130231 its reverse (1320312202), we get a palindrome (3342442433).

The spelling of 2022130231 in words is "two billion, twenty-two million, one hundred thirty thousand, two hundred thirty-one".

Divisors: 1 11 3121 34331 58901 647911 183830021 2022130231