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1212120133324 = 22738394153149
BaseRepresentation
bin10001101000110111111…
…111010110111011001100
311021212200201212200021021
4101220313333112323030
5124324410223231244
62324501301043524
7153400316064502
oct21506777267314
94255621780237
101212120133324
1142806a240701
12176b006b65a4
138a3c15c2029
144294a098672
15217e3c8b284
hex11a37fd6ecc

1212120133324 has 48 divisors (see below), whose sum is σ = 2178528357600. Its totient is φ = 589917288960.

The previous prime is 1212120133309. The next prime is 1212120133361. The reversal of 1212120133324 is 4233310212121.

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, 22779502 + ... + 22832650.

It is an arithmetic number, because the mean of its divisors is an integer number (45386007450).

Almost surely, 21212120133324 is an apocalyptic number.

It is an amenable number.

1212120133324 is a deficient number, since it is larger than the sum of its proper divisors (966408224276).

1212120133324 is a wasteful number, since it uses less digits than its factorization.

1212120133324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54250 (or 54248 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1212120133324 its reverse (4233310212121), we get a palindrome (5445430345445).

The spelling of 1212120133324 in words is "one trillion, two hundred twelve billion, one hundred twenty million, one hundred thirty-three thousand, three hundred twenty-four".

Divisors: 1 2 4 73 83 146 166 292 332 941 1882 3764 6059 12118 24236 53149 68693 78103 106298 137386 156206 212596 274772 312412 3879877 4411367 5701519 7759754 8822734 11403038 15519508 17645468 22806076 50013209 100026418 200052836 322029791 644059582 1288119164 3650964257 4151096347 7301928514 8302192694 14603857028 16604385388 303030033331 606060066662 1212120133324