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200122 = 21343179
BaseRepresentation
bin110000110110111010
3101011111221
4300312322
522400442
64142254
71462306
oct606672
9334457
10200122
1112739a
129798a
1370120
1452d06
153e467
hex30dba

200122 has 16 divisors (see below), whose sum is σ = 332640. Its totient is φ = 89712.

The previous prime is 200117. The next prime is 200131. The reversal of 200122 is 221002.

It is a happy number.

It is a plaindrome in base 9.

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, 1029 + ... + 1207.

It is an arithmetic number, because the mean of its divisors is an integer number (20790).

2200122 is an apocalyptic number.

200122 is a deficient number, since it is larger than the sum of its proper divisors (132518).

200122 is a wasteful number, since it uses less digits than its factorization.

200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237.

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 200122 is about 447.3499748519. The cubic root of 200122 is about 58.4922433527.

Adding to 200122 its reverse (221002), we get a palindrome (421124).

The spelling of 200122 in words is "two hundred thousand, one hundred twenty-two", and thus it is an iban number.