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20230104121 = 193130013491
BaseRepresentation
bin10010110101110011…
…101110010000111001
31221012212111202202121
4102311303232100321
5312412401312441
613143225201241
71314215022253
oct226563562071
957185452677
1020230104121
118641403717
123b07030221
131ba5272416
14d9caa2cd3
157d606edd1
hex4b5cee439

20230104121 has 8 divisors (see below), whose sum is σ = 20253125088. Its totient is φ = 20207100000.

The previous prime is 20230104119. The next prime is 20230104133. The reversal of 20230104121 is 12140103202.

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 20230104121 - 21 = 20230104119 is a prime.

It is a super-2 number, since 2×202301041212 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20230104095 and 20230104104.

It is not an unprimeable number, because it can be changed into a prime (20230101121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5793186 + ... + 5796676.

It is an arithmetic number, because the mean of its divisors is an integer number (2531640636).

Almost surely, 220230104121 is an apocalyptic number.

It is an amenable number.

20230104121 is a deficient number, since it is larger than the sum of its proper divisors (23020967).

20230104121 is a wasteful number, since it uses less digits than its factorization.

20230104121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8423.

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

Adding to 20230104121 its reverse (12140103202), we get a palindrome (32370207323).

The spelling of 20230104121 in words is "twenty billion, two hundred thirty million, one hundred four thousand, one hundred twenty-one".

Divisors: 1 1931 3001 3491 5794931 6741121 10476491 20230104121