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211421020302004 = 227110313752756021
BaseRepresentation
bin110000000100100101001010…
…110100000010101010110100
31000201120122121102021002100111
4300010211022310002222310
5210202410222144131004
62025353250443152404
762350443655154362
oct6004451264025264
91021518542232314
10211421020302004
1161402173253677
121b866987b15704
1390c7bbbbc3a96
143a2cb90d58632
15196982c74ea04
hexc0494ad02ab4

211421020302004 has 48 divisors (see below), whose sum is σ = 381605831582976. Its totient is φ = 102456411321600.

The previous prime is 211421020301999. The next prime is 211421020302007. The reversal of 211421020302004 is 400203020124112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211421020302007) 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, 22370487 + ... + 30385534.

It is an arithmetic number, because the mean of its divisors is an integer number (7950121491312).

Almost surely, 2211421020302004 is an apocalyptic number.

It is an amenable number.

211421020302004 is a deficient number, since it is larger than the sum of its proper divisors (170184811280972).

211421020302004 is a wasteful number, since it uses less digits than its factorization.

211421020302004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52756336 (or 52756334 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 211421020302004 its reverse (400203020124112), we get a palindrome (611624040426116).

The spelling of 211421020302004 in words is "two hundred eleven trillion, four hundred twenty-one billion, twenty million, three hundred two thousand, four".

Divisors: 1 2 4 71 103 137 142 206 274 284 412 548 7313 9727 14111 14626 19454 28222 29252 38908 56444 1001881 2003762 4007524 52756021 105512042 211024084 3745677491 5433870163 7227574877 7491354982 10867740326 14455149754 14982709964 21735480652 28910299508 385804781573 513157816267 744440212331 771609563146 1026315632534 1488880424662 1543219126292 2052631265068 2977760849324 52855255075501 105710510151002 211421020302004