Search a number
-
+
120212212202 = 21671526323581
BaseRepresentation
bin110111111110100110…
…1001100100111101010
3102111021210111002220122
41233331031030213222
53432143311242302
6131120312523242
711453653641605
oct1577515144752
9374253432818
10120212212202
1146a88729305
121b36a9b0522
13b44a159114
145b655c733c
1531d89233a2
hex1bfd34c9ea

120212212202 has 16 divisors (see below), whose sum is σ = 181417646592. Its totient is φ = 59739741360.

The previous prime is 120212212199. The next prime is 120212212261. The reversal of 120212212202 is 202212212021.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5086052 + ... + 5109632.

It is an arithmetic number, because the mean of its divisors is an integer number (11338602912).

Almost surely, 2120212212202 is an apocalyptic number.

120212212202 is a deficient number, since it is larger than the sum of its proper divisors (61205434390).

120212212202 is a wasteful number, since it uses less digits than its factorization.

120212212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39013.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 120212212202 its reverse (202212212021), we get a palindrome (322424424223).

The spelling of 120212212202 in words is "one hundred twenty billion, two hundred twelve million, two hundred twelve thousand, two hundred two".

Divisors: 1 2 167 334 15263 23581 30526 47162 2548921 3938027 5097842 7876054 359916803 719833606 60106106101 120212212202