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2023022131 = 131964712659
BaseRepresentation
bin111100010010100…
…1101111000110011
312012222200011122121
41320211031320303
513120343202011
6532424215111
7101063255464
oct17045157063
95188604577
102023022131
11948a41519
1248560a497
13263178220
1415296cd6b
15bc90de71
hex7894de33

2023022131 has 16 divisors (see below), whose sum is σ = 2297030400. Its totient is φ = 1766246688.

The previous prime is 2023022077. The next prime is 2023022147. The reversal of 2023022131 is 1312203202.

It is not a de Polignac number, because 2023022131 - 213 = 2023013939 is a prime.

It is a super-2 number, since 2×20230221312 = 8185237085031562322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2023022191) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 153480 + ... + 166138.

It is an arithmetic number, because the mean of its divisors is an integer number (143564400).

Almost surely, 22023022131 is an apocalyptic number.

2023022131 is a deficient number, since it is larger than the sum of its proper divisors (274008269).

2023022131 is a wasteful number, since it uses less digits than its factorization.

2023022131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13338.

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

The square root of 2023022131 is about 44978.0183089473. The cubic root of 2023022131 is about 1264.7369627078.

Adding to 2023022131 its reverse (1312203202), we get a palindrome (3335225333).

The spelling of 2023022131 in words is "two billion, twenty-three million, twenty-two thousand, one hundred thirty-one".

Divisors: 1 13 19 247 647 8411 12293 12659 159809 164567 240521 3126773 8190373 106474849 155617087 2023022131