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1122221010122 = 217923933233947
BaseRepresentation
bin10000010101001001100…
…101011010110011001010
310222021122111211001002122
4100111021211122303022
5121341302034310442
62215312522531242
7144035453124422
oct20251145326312
93867574731078
101122221010122
113a2a2755a873
121615b1666b22
1381a9565c684
143c45c739482
151e2d16d8dd2
hex1054995acca

1122221010122 has 32 divisors (see below), whose sum is σ = 1700760499200. Its totient is φ = 555333238768.

The previous prime is 1122221010041. The next prime is 1122221010151. The reversal of 1122221010122 is 2210101222211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122221010122.

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, 284320553 + ... + 284324499.

It is an arithmetic number, because the mean of its divisors is an integer number (53148765600).

Almost surely, 21122221010122 is an apocalyptic number.

1122221010122 is a deficient number, since it is larger than the sum of its proper divisors (578539489078).

1122221010122 is a wasteful number, since it uses less digits than its factorization.

1122221010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7690.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1122221010122 its reverse (2210101222211), we get a palindrome (3332322232333).

The spelling of 1122221010122 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, ten thousand, one hundred twenty-two".

Divisors: 1 2 179 239 358 478 3323 3947 6646 7894 42781 85562 594817 706513 794197 943333 1189634 1413026 1588394 1886666 13115881 26231762 142161263 168856607 284322526 337713214 2347742699 3134695559 4695485398 6269391118 561110505061 1122221010122