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212201002 = 21322336599
BaseRepresentation
bin11001010010111…
…10111000101010
3112210021221001101
430221132320222
5413310413002
633020112014
75154451546
oct1451367052
9483257041
10212201002
11a9866832
125b09560a
1334c69930
142027aa26
1513969587
hexca5ee2a

212201002 has 16 divisors (see below), whose sum is σ = 344332800. Its totient is φ = 97497072.

The previous prime is 212200981. The next prime is 212201023. The reversal of 212201002 is 200102212.

It is an interprime number because it is at equal distance from previous prime (212200981) and next prime (212201023).

It is a self number, because there is not a number n which added to its sum of digits gives 212201002.

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, 12502 + ... + 24097.

It is an arithmetic number, because the mean of its divisors is an integer number (21520800).

Almost surely, 2212201002 is an apocalyptic number.

212201002 is a deficient number, since it is larger than the sum of its proper divisors (132131798).

212201002 is a wasteful number, since it uses less digits than its factorization.

212201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36837.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 212201002 is about 14567.1205802657. The cubic root of 212201002 is about 596.4615829547.

Adding to 212201002 its reverse (200102212), we get a palindrome (412303214).

It can be divided in two parts, 21220 and 1002, that added together give a palindrome (22222).

The spelling of 212201002 in words is "two hundred twelve million, two hundred one thousand, two".

Divisors: 1 2 13 26 223 446 2899 5798 36599 73198 475787 951574 8161577 16323154 106100501 212201002