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12350311401 = 347483118131
BaseRepresentation
bin10111000000010001…
…01100101111101001
31011212201021211020210
423200020230233221
5200243134431101
65401302011333
7615023625531
oct134010545751
934781254223
1012350311401
11526847982a
122488116b49
13121a8c968c
1485236a4c1
154c43bb7d6
hex2e022cbe9

12350311401 has 16 divisors (see below), whose sum is σ = 16821854208. Its totient is φ = 8056246800.

The previous prime is 12350311343. The next prime is 12350311459. The reversal of 12350311401 is 10411305321.

It is an interprime number because it is at equal distance from previous prime (12350311343) and next prime (12350311459).

It is not a de Polignac number, because 12350311401 - 222 = 12346117097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12350311471) 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, 672106 + ... + 690236.

It is an arithmetic number, because the mean of its divisors is an integer number (1051365888).

Almost surely, 212350311401 is an apocalyptic number.

It is an amenable number.

12350311401 is a deficient number, since it is larger than the sum of its proper divisors (4471542807).

12350311401 is a wasteful number, since it uses less digits than its factorization.

12350311401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23012.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 12350311401 its reverse (10411305321), we get a palindrome (22761616722).

The spelling of 12350311401 in words is "twelve billion, three hundred fifty million, three hundred eleven thousand, four hundred one".

Divisors: 1 3 47 141 4831 14493 18131 54393 227057 681171 852157 2556471 87590861 262772583 4116770467 12350311401