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1200210212012 = 227311382730659
BaseRepresentation
bin10001011101110010000…
…110100111010010101100
311020201221201020222122112
4101131302012213102230
5124131012303241022
62315211410103152
7152466220322030
oct21356206472254
94221851228575
101200210212012
11423008414529
12174737b7aab8
1389244009206
144213a4081c0
15213483b08e2
hex117721a74ac

1200210212012 has 24 divisors (see below), whose sum is σ = 2477853342720. Its totient is φ = 497783036880.

The previous prime is 1200210212009. The next prime is 1200210212021. The reversal of 1200210212012 is 2102120120021.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691364462 + ... + 691366197.

It is an arithmetic number, because the mean of its divisors is an integer number (103243889280).

Almost surely, 21200210212012 is an apocalyptic number.

It is an amenable number.

1200210212012 is an abundant number, since it is smaller than the sum of its proper divisors (1277643130708).

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

1200210212012 is a wasteful number, since it uses less digits than its factorization.

1200210212012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382730701 (or 1382730699 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1200210212012 its reverse (2102120120021), we get a palindrome (3302330332033).

The spelling of 1200210212012 in words is "one trillion, two hundred billion, two hundred ten million, two hundred twelve thousand, twelve".

Divisors: 1 2 4 7 14 28 31 62 124 217 434 868 1382730659 2765461318 5530922636 9679114613 19358229226 38716458452 42864650429 85729300858 171458601716 300052553003 600105106006 1200210212012