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1020201202222 = 243271419104473
BaseRepresentation
bin11101101100010001011…
…10101111001000101110
310121112022120112211021221
432312020232233020232
5113203333001432342
62100401324213554
7133464352065226
oct16661056571056
93545276484257
101020201202222
11363734a89144
1214587b39a2ba
137528755ba37
1437541345086
151b80eec7a67
hexed88baf22e

1020201202222 has 32 divisors (see below), whose sum is σ = 1575434488320. Its totient is φ = 495209816640.

The previous prime is 1020201202177. The next prime is 1020201202301. The reversal of 1020201202222 is 2222021020201.

It is a junction number, because it is equal to n+sod(n) for n = 1020201202196 and 1020201202205.

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, 9712978 + ... + 9817450.

It is an arithmetic number, because the mean of its divisors is an integer number (49232327760).

Almost surely, 21020201202222 is an apocalyptic number.

1020201202222 is a deficient number, since it is larger than the sum of its proper divisors (555233286098).

1020201202222 is a wasteful number, since it uses less digits than its factorization.

1020201202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105208.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1020201202222 its reverse (2222021020201), we get a palindrome (3242222222423).

The spelling of 1020201202222 in words is "one trillion, twenty billion, two hundred one million, two hundred two thousand, two hundred twenty-two".

Divisors: 1 2 43 86 271 419 542 838 11653 18017 23306 36034 104473 113549 208946 227098 4492339 4882607 8984678 9765214 28312183 43774187 56624366 87548374 1217423869 1882290041 2434847738 3764580082 11862804677 23725609354 510100601111 1020201202222