Search a number
-
+
1212202010012 = 22743292928929
BaseRepresentation
bin10001101000111100110…
…111101100010110011100
311021212220102221102222012
4101220330313230112130
5124330042203310022
62324513344010352
7153402332035160
oct21507467542634
94255812842865
101212202010012
11428101483894
12176b240009b8
138a40555b686
1442956cccca0
15217eb060de2
hex11a3cdec59c

1212202010012 has 12 divisors (see below), whose sum is σ = 2424404020080. Its totient is φ = 519515147136.

The previous prime is 1212202010009. The next prime is 1212202010069. The reversal of 1212202010012 is 2100102022121.

1212202010012 is an admirable number.

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

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, 21646464437 + ... + 21646464492.

It is an arithmetic number, because the mean of its divisors is an integer number (202033668340).

Almost surely, 21212202010012 is an apocalyptic number.

It is an amenable number.

1212202010012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1212202010012 is a wasteful number, since it uses less digits than its factorization.

1212202010012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43292928940 (or 43292928938 counting only the distinct ones).

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

Adding to 1212202010012 its reverse (2100102022121), we get a palindrome (3312304032133).

The spelling of 1212202010012 in words is "one trillion, two hundred twelve billion, two hundred two million, ten thousand, twelve".

Divisors: 1 2 4 7 14 28 43292928929 86585857858 173171715716 303050502503 606101005006 1212202010012