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122130214 = 2196175209
BaseRepresentation
bin1110100011110…
…00111100100110
322111210212011021
413101320330212
5222231131324
620041401354
73012042523
oct721707446
9274725137
10122130214
1162a37268
1234a9925a
131c3c16cb
141231214a
15aac6ae4
hex7478f26

122130214 has 16 divisors (see below), whose sum is σ = 193186800. Its totient is φ = 57746304.

The previous prime is 122130199. The next prime is 122130251. The reversal of 122130214 is 412031221.

It is a congruent number.

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, 20842 + ... + 26050.

It is an arithmetic number, because the mean of its divisors is an integer number (12074175).

Almost surely, 2122130214 is an apocalyptic number.

122130214 is a deficient number, since it is larger than the sum of its proper divisors (71056586).

122130214 is a wasteful number, since it uses less digits than its factorization.

122130214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5847.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 122130214 is about 11051.2539559997. The cubic root of 122130214 is about 496.1439569788.

Adding to 122130214 its reverse (412031221), we get a palindrome (534161435).

The spelling of 122130214 in words is "one hundred twenty-two million, one hundred thirty thousand, two hundred fourteen".

Divisors: 1 2 19 38 617 1234 5209 10418 11723 23446 98971 197942 3213953 6427906 61065107 122130214