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12122402410 = 251212240241
BaseRepresentation
bin10110100101000110…
…10010111001101010
31011021211102211220001
423102203102321222
5144311313334120
65322521053214
7606255502036
oct132243227152
934254384801
1012122402410
115160864398
12242392720a
1311b26200a1
1482dda11c6
154ae39ce0a
hex2d28d2e6a

12122402410 has 8 divisors (see below), whose sum is σ = 21820324356. Its totient is φ = 4848960960.

The previous prime is 12122402387. The next prime is 12122402489. The reversal of 12122402410 is 1420422121.

12122402410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10953924921 + 1168477489 = 104661^2 + 34183^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 606120111 + ... + 606120130.

Almost surely, 212122402410 is an apocalyptic number.

12122402410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12122402410 is a deficient number, since it is larger than the sum of its proper divisors (9697921946).

12122402410 is a wasteful number, since it uses less digits than its factorization.

12122402410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212240248.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12122402410 its reverse (1420422121), we get a palindrome (13542824531).

The spelling of 12122402410 in words is "twelve billion, one hundred twenty-two million, four hundred two thousand, four hundred ten".

Divisors: 1 2 5 10 1212240241 2424480482 6061201205 12122402410