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22073042041 = 117191188351
BaseRepresentation
bin10100100011101001…
…111110010001111001
32002222022022201022121
4110203221332101321
5330201144321131
614050141521241
71410663522151
oct244351762171
962868281277
1022073042041
1193a7725206
124340273221
13210a01732b
1410d5755761
15892c5a911
hex523a7e479

22073042041 has 4 divisors (see below), whose sum is σ = 22073347584. Its totient is φ = 22072736500.

The previous prime is 22073042021. The next prime is 22073042053. The reversal of 22073042041 is 14024037022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14024037022 = 27012018511.

It is a cyclic number.

It is not a de Polignac number, because 22073042041 - 25 = 22073042009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22073041997 and 22073042015.

It is not an unprimeable number, because it can be changed into a prime (22073042021) 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 3 ways as a sum of consecutive naturals, for example, 23016 + ... + 211366.

It is an arithmetic number, because the mean of its divisors is an integer number (5518336896).

Almost surely, 222073042041 is an apocalyptic number.

It is an amenable number.

22073042041 is a deficient number, since it is larger than the sum of its proper divisors (305543).

22073042041 is a wasteful number, since it uses less digits than its factorization.

22073042041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305542.

The product of its (nonzero) digits is 2688, while the sum is 25.

Adding to 22073042041 its reverse (14024037022), we get a palindrome (36097079063).

The spelling of 22073042041 in words is "twenty-two billion, seventy-three million, forty-two thousand, forty-one".

Divisors: 1 117191 188351 22073042041