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20030033323321 = 717201847833897
BaseRepresentation
bin1001000110111100110110…
…00001010110010100111001
32121220212000110110102000221
410203132123001112110321
510111133002012321241
6110333400440300041
74135056620040160
oct443363301262471
977825013412027
1020030033323321
1164227646a13aa
1222b5b55771621
13b23a93545678
144d365cc9c3d7
1524b0618935d1
hex12379b056539

20030033323321 has 16 divisors (see below), whose sum is σ = 24238172664576. Its totient is φ = 16158582913536.

The previous prime is 20030033323309. The next prime is 20030033323387. The reversal of 20030033323321 is 12332333003002.

It is not a de Polignac number, because 20030033323321 - 241 = 17831010067769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20030033323301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23602845 + ... + 24436741.

It is an arithmetic number, because the mean of its divisors is an integer number (1514885791536).

Almost surely, 220030033323321 is an apocalyptic number.

It is an amenable number.

20030033323321 is a deficient number, since it is larger than the sum of its proper divisors (4208139341255).

20030033323321 is a wasteful number, since it uses less digits than its factorization.

20030033323321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035768.

The product of its (nonzero) digits is 5832, while the sum is 25.

Adding to 20030033323321 its reverse (12332333003002), we get a palindrome (32362366326323).

The spelling of 20030033323321 in words is "twenty trillion, thirty billion, thirty-three million, three hundred twenty-three thousand, three hundred twenty-one".

Divisors: 1 7 17 119 201847 833897 1412929 3431399 5837279 14176249 24019793 99233743 168319607759 1178237254313 2861433331903 20030033323321