12420440200011 has 16 divisors (see below), whose sum is σ = 16706421059328. Its totient is φ = 8207614308000.

The previous prime is 12420440199983. The next prime is 12420440200037. The reversal of 12420440200011 is 11000204402421.

It is not a de Polignac number, because 12420440200011 - 2¹⁵ = 12420440167243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12420440210011) 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, 29528901 + ... + 29946566.

It is an arithmetic number, because the mean of its divisors is an integer number (1044151316208).

Almost surely, 2^{12420440200011} is an apocalyptic number.

12420440200011 is a deficient number, since it is larger than the sum of its proper divisors (4285980859317).

12420440200011 is a wasteful number, since it uses less digits than its factorization.

12420440200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59476082.

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

Adding to 12420440200011 its reverse (11000204402421), we get a palindrome (23420644602432).

The spelling of 12420440200011 in words is "twelve trillion, four hundred twenty billion, four hundred forty million, two hundred thousand, eleven".