Base | Representation |
---|---|
bin | 1100010101110001000… |
… | …0000011110010100010 |
3 | 202021012201111022010111 |
4 | 3011130100003302202 |
5 | 11433134241024302 |
6 | 241220355321534 |
7 | 21213404466256 |
oct | 3053420036242 |
9 | 667181438114 |
10 | 212001111202 |
11 | 81a00111721 |
12 | 351068b02aa |
13 | 16cb77826ca |
14 | a391d0c266 |
15 | 57abd640d7 |
hex | 315c403ca2 |
212001111202 has 16 divisors (see below), whose sum is σ = 321301786680. Its totient is φ = 104900663808.
The previous prime is 212001111197. The next prime is 212001111221. The reversal of 212001111202 is 202111100212.
It can be written as a sum of positive squares in 4 ways, for example, as 209232141561 + 2768969641 = 457419^2 + 52621^2 .
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, 3928668 + ... + 3982264.
Almost surely, 2212001111202 is an apocalyptic number.
212001111202 is a deficient number, since it is larger than the sum of its proper divisors (109300675478).
212001111202 is a wasteful number, since it uses less digits than its factorization.
212001111202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 74085.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 212001111202 its reverse (202111100212), we get a palindrome (414112211414).
The spelling of 212001111202 in words is "two hundred twelve billion, one million, one hundred eleven thousand, two hundred two".
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