Search a number
-
+
121133212 = 2297312199
BaseRepresentation
bin1110011100001…
…01100010011100
322102221012112021
413032011202130
5222002230322
620004145524
73000421024
oct716054234
9272835467
10121133212
11624161a2
12346982a4
131c132975
1412132a84
15a97b4c7
hex738589c

121133212 has 12 divisors (see below), whose sum is σ = 214169200. Its totient is φ = 59942016.

The previous prime is 121133209. The next prime is 121133231. The reversal of 121133212 is 212331121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155712 + ... + 156487.

Almost surely, 2121133212 is an apocalyptic number.

It is an amenable number.

121133212 is a deficient number, since it is larger than the sum of its proper divisors (93035988).

121133212 is a wasteful number, since it uses less digits than its factorization.

121133212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312300 (or 312298 counting only the distinct ones).

The product of its digits is 72, while the sum is 16.

The square root of 121133212 is about 11006.0534252747. The cubic root of 121133212 is about 494.7901869024.

Adding to 121133212 its reverse (212331121), we get a palindrome (333464333).

The spelling of 121133212 in words is "one hundred twenty-one million, one hundred thirty-three thousand, two hundred twelve".

Divisors: 1 2 4 97 194 388 312199 624398 1248796 30283303 60566606 121133212