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1002231341212 = 221571595909779
BaseRepresentation
bin11101001010110011010…
…01001010000010011100
310112210221020002022012011
432211121221022002130
5112410032210404322
62044230235521004
7132260140561003
oct16453151120234
93483836068164
101002231341212
11357053511642
121422a52b9164
137368265179a
1436718921c3a
151b10c5c4677
hexe959a4a09c

1002231341212 has 12 divisors (see below), whose sum is σ = 1765076216680. Its totient is φ = 497923850736.

The previous prime is 1002231341203. The next prime is 1002231341233. The reversal of 1002231341212 is 2121431322001.

It is a super-2 number, since 2×10022313412122 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 797954262 + ... + 797955517.

Almost surely, 21002231341212 is an apocalyptic number.

It is an amenable number.

1002231341212 is a deficient number, since it is larger than the sum of its proper divisors (762844875468).

1002231341212 is a wasteful number, since it uses less digits than its factorization.

1002231341212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1595909940 (or 1595909938 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1002231341212 its reverse (2121431322001), we get a palindrome (3123662663213).

The spelling of 1002231341212 in words is "one trillion, two billion, two hundred thirty-one million, three hundred forty-one thousand, two hundred twelve".

Divisors: 1 2 4 157 314 628 1595909779 3191819558 6383639116 250557835303 501115670606 1002231341212