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100110111010101 = 343597014911119
BaseRepresentation
bin10110110000110010110011…
…100110101110110100110101
3111010110102200202121101220000
4112300302303212232310311
5101110201001404310401
6552525541115501513
730041500606242303
oct2660626346566465
9433412622541800
10100110111010101
1129997506888875
12b28a015757899
1343b245c63cbaa
141aa14d8a51273
15b891614e4186
hex5b0cb39aed35

100110111010101 has 40 divisors (see below), whose sum is σ = 150177727814400. Its totient is φ = 66459213223200.

The previous prime is 100110111010061. The next prime is 100110111010103. The reversal of 100110111010101 is 101010111011001.

Adding to 100110111010101 its reverse (101010111011001), we get a palindrome (201120222021102).

It is not a de Polignac number, because 100110111010101 - 219 = 100110110485813 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110111010103) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 17928820 + ... + 22839938.

It is an arithmetic number, because the mean of its divisors is an integer number (3754443195360).

Almost surely, 2100110111010101 is an apocalyptic number.

It is an amenable number.

100110111010101 is a deficient number, since it is larger than the sum of its proper divisors (50067616804299).

100110111010101 is an equidigital number, since it uses as much as digits as its factorization.

100110111010101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4912191 (or 4912182 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

The spelling of 100110111010101 in words is "one hundred trillion, one hundred ten billion, one hundred eleven million, ten thousand, one hundred one".

Divisors: 1 3 9 27 81 359 701 1077 2103 3231 6309 9693 18927 29079 56781 251659 754977 2264931 4911119 6794793 14733357 20384379 44200071 132600213 397800639 1763091721 3442694419 5289275163 10328083257 15867825489 30984249771 47603476467 92952749313 142810429401 278858247939 1235927296421 3707781889263 11123345667789 33370037003367 100110111010101