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123214201 = 1113818111
BaseRepresentation
bin1110101100000…
…01100101111001
322120211221002221
413112001211321
5223020323301
620120524041
73024206035
oct726014571
9276757087
10123214201
1163607720
1235320621
131c6b0c16
14125151c5
15ac3cda1
hex7581979

123214201 has 8 divisors (see below), whose sum is σ = 134529408. Its totient is φ = 111918000.

The previous prime is 123214177. The next prime is 123214207. The reversal of 123214201 is 102412321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123214201 - 215 = 123181433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123214207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11136 + ... + 19246.

It is an arithmetic number, because the mean of its divisors is an integer number (16816176).

Almost surely, 2123214201 is an apocalyptic number.

123214201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123214201 is a deficient number, since it is larger than the sum of its proper divisors (11315207).

123214201 is a wasteful number, since it uses less digits than its factorization.

123214201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9503.

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

The square root of 123214201 is about 11100.1892326212. The cubic root of 123214201 is about 497.6075048603.

Adding to 123214201 its reverse (102412321), we get a palindrome (225626522).

The spelling of 123214201 in words is "one hundred twenty-three million, two hundred fourteen thousand, two hundred one".

Divisors: 1 11 1381 8111 15191 89221 11201291 123214201