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122132214 = 23221293187
BaseRepresentation
bin1110100011110…
…01011011110110
322111210221220100
413101321123312
5222231212324
620041414530
73012051411
oct721713366
9274727810
10122132214
1162a38816
1234a9a446
131c3c25a9
1412312b78
15aac74c9
hex74796f6

122132214 has 24 divisors (see below), whose sum is σ = 264827160. Its totient is φ = 40678848.

The previous prime is 122132191. The next prime is 122132251. The reversal of 122132214 is 412231221.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36729 + ... + 39915.

It is an arithmetic number, because the mean of its divisors is an integer number (11034465).

Almost surely, 2122132214 is an apocalyptic number.

122132214 is an abundant number, since it is smaller than the sum of its proper divisors (142694946).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122132214 is a wasteful number, since it uses less digits than its factorization.

122132214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5324 (or 5321 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 122132214 is about 11051.3444430983. The cubic root of 122132214 is about 496.1466652425.

Adding to 122132214 its reverse (412231221), we get a palindrome (534363435).

The spelling of 122132214 in words is "one hundred twenty-two million, one hundred thirty-two thousand, two hundred fourteen".

Divisors: 1 2 3 6 9 18 2129 3187 4258 6374 6387 9561 12774 19122 19161 28683 38322 57366 6785123 13570246 20355369 40710738 61066107 122132214