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12404214201 = 319353616481
BaseRepresentation
bin10111000110101100…
…10100100110111001
31012000110201100222210
423203112110212321
5200400434323301
65410505205333
7616250036541
oct134326244671
935013640883
1012404214201
1152959457a5
1224a2190849
131228b20322
1485959c321
154c8eb7ad6
hex2e35949b9

12404214201 has 16 divisors (see below), whose sum is σ = 17458770240. Its totient is φ = 7812034560.

The previous prime is 12404214187. The next prime is 12404214211. The reversal of 12404214201 is 10241240421.

It is not a de Polignac number, because 12404214201 - 211 = 12404212153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12404214211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288120 + ... + 328361.

It is an arithmetic number, because the mean of its divisors is an integer number (1091173140).

Almost surely, 212404214201 is an apocalyptic number.

It is an amenable number.

12404214201 is a deficient number, since it is larger than the sum of its proper divisors (5054556039).

12404214201 is a wasteful number, since it uses less digits than its factorization.

12404214201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616856.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 12404214201 its reverse (10241240421), we get a palindrome (22645454622).

The spelling of 12404214201 in words is "twelve billion, four hundred four million, two hundred fourteen thousand, two hundred one".

Divisors: 1 3 19 57 353 1059 6707 20121 616481 1849443 11713139 35139417 217617793 652853379 4134738067 12404214201