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22130143305455 = 5172179119483537
BaseRepresentation
bin1010000100000100100110…
…10101001001111011101111
32220100121202201220021101002
411002002103111021323233
510400040013141233310
6115022240353510515
74442564403252323
oct502022325117357
986317681807332
1022130143305455
117062382a67509
122594b7827243b
13c46b2c316653
1456716723b983
152859c8582da5
hex142093549eef

22130143305455 has 16 divisors (see below), whose sum is σ = 28131204186720. Its totient is φ = 16655049050112.

The previous prime is 22130143305397. The next prime is 22130143305461. The reversal of 22130143305455 is 55450334103122.

It is a cyclic number.

It is not a de Polignac number, because 22130143305455 - 224 = 22130126528239 is a prime.

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, 59556554 + ... + 59926983.

It is an arithmetic number, because the mean of its divisors is an integer number (1758200261670).

Almost surely, 222130143305455 is an apocalyptic number.

22130143305455 is a deficient number, since it is larger than the sum of its proper divisors (6001060881265).

22130143305455 is a wasteful number, since it uses less digits than its factorization.

22130143305455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119485738.

The product of its (nonzero) digits is 216000, while the sum is 38.

Adding to 22130143305455 its reverse (55450334103122), we get a palindrome (77580477408577).

The spelling of 22130143305455 in words is "twenty-two trillion, one hundred thirty billion, one hundred forty-three million, three hundred five thousand, four hundred fifty-five".

Divisors: 1 5 17 85 2179 10895 37043 185215 119483537 597417685 2031220129 10156100645 260354627123 1301773135615 4426028661091 22130143305455