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11213211311030 = 251963079935603
BaseRepresentation
bin1010001100101100011101…
…1110100001101110110110
31110200222020222100111111202
42203023013132201232312
52432204124043423110
635503140025532502
72235061554342161
oct243130736415666
943628228314452
1011213211311030
113633550503683
121311241944132
1363452a82c721
142aaa180aaad8
15146a348c10a5
hexa32c77a1bb6

11213211311030 has 32 divisors (see below), whose sum is σ = 21246444115200. Its totient is φ = 4249145012832.

The previous prime is 11213211311021. The next prime is 11213211311047. The reversal of 11213211311030 is 3011311231211.

It is a super-2 number, since 2×112132113110302 (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11213211310993 and 11213211311011.

It is a congruent number.

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, 11517209 + ... + 12452811.

It is an arithmetic number, because the mean of its divisors is an integer number (663951378600).

Almost surely, 211213211311030 is an apocalyptic number.

11213211311030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11213211311030 is a deficient number, since it is larger than the sum of its proper divisors (10033232804170).

11213211311030 is a wasteful number, since it uses less digits than its factorization.

11213211311030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998708.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 11213211311030 its reverse (3011311231211), we get a palindrome (14224522542241).

The spelling of 11213211311030 in words is "eleven trillion, two hundred thirteen billion, two hundred eleven million, three hundred eleven thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 63079 126158 315395 630790 935603 1198501 1871206 2397002 4678015 5992505 9356030 11985010 17776457 35552914 88882285 177764570 59016901637 118033803274 295084508185 590169016370 1121321131103 2242642262206 5606605655515 11213211311030