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1222010020122 = 23414967520407
BaseRepresentation
bin10001110010000101011…
…110010010000100011010
311022211012222102222110220
4101302011132102010122
5130010134031120442
62333214511420510
7154200355533633
oct21620536220432
94284188388426
101222010020122
11431284886a71
12178a00824736
138b309537758
144320775688a
1521bc2147eec
hex11c8579211a

1222010020122 has 16 divisors (see below), whose sum is σ = 2503630285632. Its totient is φ = 397401632480.

The previous prime is 1222010020109. The next prime is 1222010020129. The reversal of 1222010020122 is 2210200102221.

It is not an unprimeable number, because it can be changed into a prime (1222010020129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2483759958 + ... + 2483760449.

It is an arithmetic number, because the mean of its divisors is an integer number (156476892852).

Almost surely, 21222010020122 is an apocalyptic number.

1222010020122 is an abundant number, since it is smaller than the sum of its proper divisors (1281620265510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1222010020122 is a wasteful number, since it uses less digits than its factorization.

1222010020122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967520453.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1222010020122 its reverse (2210200102221), we get a palindrome (3432210122343).

The spelling of 1222010020122 in words is "one trillion, two hundred twenty-two billion, ten million, twenty thousand, one hundred twenty-two".

Divisors: 1 2 3 6 41 82 123 246 4967520407 9935040814 14902561221 29805122442 203668336687 407336673374 611005010061 1222010020122