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107211552217 = 71110150327407
BaseRepresentation
bin110001111011001001…
…1100111010111011001
3101020201202110011010021
41203312103213113121
53224032124132332
6121130255350441
710513542105040
oct1436623472731
9336652404107
10107211552217
1141517143010
1218940b22421
13a1578b5bc3
145290b29557
152bc73e0c97
hex18f64e75d9

107211552217 has 32 divisors (see below), whose sum is σ = 135263084544. Its totient is φ = 82546872000.

The previous prime is 107211552211. The next prime is 107211552223. The reversal of 107211552217 is 712255112701.

It is an interprime number because it is at equal distance from previous prime (107211552211) and next prime (107211552223).

It is a cyclic number.

It is not a de Polignac number, because 107211552217 - 211 = 107211550169 is a prime.

It is a super-3 number, since 3×1072115522173 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (107211552211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3898128 + ... + 3925534.

It is an arithmetic number, because the mean of its divisors is an integer number (4226971392).

Almost surely, 2107211552217 is an apocalyptic number.

It is an amenable number.

107211552217 is a deficient number, since it is larger than the sum of its proper divisors (28051532327).

107211552217 is a wasteful number, since it uses less digits than its factorization.

107211552217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28029.

The product of its (nonzero) digits is 9800, while the sum is 34.

Adding to 107211552217 its reverse (712255112701), we get a palindrome (819466664918).

It can be divided in two parts, 1072115 and 52217, that multiplied together give a palindrome (55982628955).

The spelling of 107211552217 in words is "one hundred seven billion, two hundred eleven million, five hundred fifty-two thousand, two hundred seventeen".

Divisors: 1 7 11 77 101 503 707 1111 3521 5533 7777 27407 38731 50803 191849 301477 355621 558833 2110339 2768107 3911831 13785721 19376749 30449177 96500047 151642931 213144239 1061500517 1392357821 9746504747 15315936031 107211552217