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221201120022010 = 251731115136467113
BaseRepresentation
bin110010010010111001100110…
…001011101100110111111010
31002000012121202101022200120021
4302102321212023230313322
5212443124343211201020
62102242220334121054
764410152651145652
oct6222714613546772
91060177671280507
10221201120022010
11645329606075a7
122098631365018a
139657239bcb71b
143c8a29703b362
151a88e370ee1aa
hexc92e662ecdfa

221201120022010 has 64 divisors (see below), whose sum is σ = 435560875720704. Its totient is φ = 80519383296000.

The previous prime is 221201120021929. The next prime is 221201120022059. The reversal of 221201120022010 is 10220021102122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12167787 + ... + 24299326.

It is an arithmetic number, because the mean of its divisors is an integer number (6805638683136).

Almost surely, 2221201120022010 is an apocalyptic number.

221201120022010 is a deficient number, since it is larger than the sum of its proper divisors (214359755698694).

221201120022010 is a wasteful number, since it uses less digits than its factorization.

221201120022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36468319.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 221201120022010 its reverse (10220021102122), we get a palindrome (231421141124132).

The spelling of 221201120022010 in words is "two hundred twenty-one trillion, two hundred one billion, one hundred twenty million, twenty-two thousand, ten".

Divisors: 1 2 5 10 17 31 34 62 85 155 170 310 527 1054 1151 2302 2635 5270 5755 11510 19567 35681 39134 71362 97835 178405 195670 356810 606577 1213154 3032885 6065770 36467113 72934226 182335565 364671130 619940921 1130480503 1239881842 2260961006 3099704605 5652402515 6199409210 11304805030 19218168551 38436337102 41973647063 83947294126 96090842755 192181685510 209868235315 419736470630 713552000071 1301183058953 1427104000142 2602366117906 3567760000355 6505915294765 7135520000710 13011830589530 22120112002201 44240224004402 110600560011005 221201120022010