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120010012 = 2259508517
BaseRepresentation
bin1110010011100…
…11010100011100
322100211010210021
413021303110130
5221210310022
615524121524
72655032263
oct711632434
9270733707
10120010012
1161819331
12342362a4
131bb2b655
1411d1d5da
15a8087c7
hex727351c

120010012 has 12 divisors (see below), whose sum is σ = 213577560. Its totient is φ = 58987856.

The previous prime is 120009991. The next prime is 120010019. The reversal of 120010012 is 210010021.

It is a junction number, because it is equal to n+sod(n) for n = 120009977 and 120010004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120010019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254023 + ... + 254494.

It is an arithmetic number, because the mean of its divisors is an integer number (17798130).

Almost surely, 2120010012 is an apocalyptic number.

It is an amenable number.

120010012 is a deficient number, since it is larger than the sum of its proper divisors (93567548).

120010012 is a wasteful number, since it uses less digits than its factorization.

120010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508580 (or 508578 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 120010012 is about 10954.9081237590. The cubic root of 120010012 is about 493.2561321042.

Adding to 120010012 its reverse (210010021), we get a palindrome (330020033).

Subtracting 120010012 from its reverse (210010021), we obtain a palindrome (90000009).

The spelling of 120010012 in words is "one hundred twenty million, ten thousand, twelve".

Divisors: 1 2 4 59 118 236 508517 1017034 2034068 30002503 60005006 120010012