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20122002023223 = 361936310829407
BaseRepresentation
bin1001001001101000001001…
…10010000110001100110111
32122020122101220210102201110
410210310010302012030313
510114134330004220343
6110443530424530103
74144523653063452
oct444640462061467
978218356712643
1020122002023223
116458769620901
12230b941920933
13b2c65c1a3319
144d7ca5428499
1524d64599d833
hex124d04c86337

20122002023223 has 8 divisors (see below), whose sum is σ = 26829381826048. Its totient is φ = 13414645117944.

The previous prime is 20122002023171. The next prime is 20122002023239. The reversal of 20122002023223 is 32232020022102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20122002023223 - 214 = 20122002006839 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20122002023223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122002023243) 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, 3556615 + ... + 7272792.

It is an arithmetic number, because the mean of its divisors is an integer number (3353672728256).

Almost surely, 220122002023223 is an apocalyptic number.

20122002023223 is a deficient number, since it is larger than the sum of its proper divisors (6707379802825).

20122002023223 is a wasteful number, since it uses less digits than its factorization.

20122002023223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11448773.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20122002023223 its reverse (32232020022102), we get a palindrome (52354022045325).

The spelling of 20122002023223 in words is "twenty trillion, one hundred twenty-two billion, two million, twenty-three thousand, two hundred twenty-three".

Divisors: 1 3 619363 1858089 10829407 32488221 6707334007741 20122002023223