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11022121102220 = 22531166310690087
BaseRepresentation
bin1010000001100100100110…
…0111001110101110001100
31110000201000120102002210122
42200121021213032232030
52421041301000232340
635235254215324112
72215215302353604
oct240311147165614
943021016362718
1011022121102220
11356a50101a478
1212a01b2080638
1361c4c6397857
142a168b43bc04
15141a9d759db5
hexa06499ceb8c

11022121102220 has 48 divisors (see below), whose sum is σ = 23907483844608. Its totient is φ = 4264061503680.

The previous prime is 11022121102177. The next prime is 11022121102231. The reversal of 11022121102220 is 2220112122011.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4313984 + ... + 6376103.

It is an arithmetic number, because the mean of its divisors is an integer number (498072580096).

Almost surely, 211022121102220 is an apocalyptic number.

11022121102220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11022121102220 is an abundant number, since it is smaller than the sum of its proper divisors (12885362742388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11022121102220 is a wasteful number, since it uses less digits than its factorization.

11022121102220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10691790 (or 10691788 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11022121102220 its reverse (2220112122011), we get a palindrome (13242233224231).

The spelling of 11022121102220 in words is "eleven trillion, twenty-two billion, one hundred twenty-one million, one hundred two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 620 1663 3326 6652 8315 16630 33260 51553 103106 206212 257765 515530 1031060 10690087 21380174 42760348 53450435 106900870 213801740 331392697 662785394 1325570788 1656963485 3313926970 6627853940 17777614681 35555229362 71110458724 88888073405 177776146810 355552293620 551106055111 1102212110222 2204424220444 2755530275555 5511060551110 11022121102220