14300121220138 has 16 divisors (see below), whose sum is σ = 23101106018760. Its totient is φ = 6599795890176.

The previous prime is 14300121220129. The next prime is 14300121220139. The reversal of 14300121220138 is 83102212100341.

It can be written as a sum of positive squares in 4 ways, for example, as 4565303135649 + 9734818084489 = 2136657^2 + 3120067^2 .

It is a super-2 number, since 2×14300121220138² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14300121220139) 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, 10162395 + ... + 11483662.

Almost surely, 2^{14300121220138} is an apocalyptic number.

14300121220138 is a deficient number, since it is larger than the sum of its proper divisors (8800984798622).

14300121220138 is a wasteful number, since it uses less digits than its factorization.

14300121220138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21671481.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 14300121220138 its reverse (83102212100341), we get a palindrome (97402333320479).

The spelling of 14300121220138 in words is "fourteen trillion, three hundred billion, one hundred twenty-one million, two hundred twenty thousand, one hundred thirty-eight".