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20022303211 = 891991130501
BaseRepresentation
bin10010101001011011…
…000001100111101011
31220200101111101111121
4102221123001213223
5312001202200321
613110443240111
71306112524561
oct225133014753
956611441447
1020022303211
118545082829
123a69519037
131b711b64c1
14d7d24da31
157c2bc4441
hex4a96c19eb

20022303211 has 8 divisors (see below), whose sum is σ = 20349036000. Its totient is φ = 19697832000.

The previous prime is 20022303193. The next prime is 20022303251. The reversal of 20022303211 is 11230322002.

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 20022303211 - 211 = 20022301163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20022303251) 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, 547540 + ... + 582961.

It is an arithmetic number, because the mean of its divisors is an integer number (2543629500).

Almost surely, 220022303211 is an apocalyptic number.

20022303211 is a deficient number, since it is larger than the sum of its proper divisors (326732789).

20022303211 is a wasteful number, since it uses less digits than its factorization.

20022303211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130789.

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

Adding to 20022303211 its reverse (11230322002), we get a palindrome (31252625213).

The spelling of 20022303211 in words is "twenty billion, twenty-two million, three hundred three thousand, two hundred eleven".

Divisors: 1 89 199 17711 1130501 100614589 224969699 20022303211