400200112120411 has 2 divisors, whose sum is σ = 400200112120412. Its totient is φ = 400200112120410.

The previous prime is 400200112120381. The next prime is 400200112120421. The reversal of 400200112120411 is 114021211002004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400200112120411 is a prime.

It is not a weakly prime, because it can be changed into another prime (400200112120421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200100056060205 + 200100056060206.

It is an arithmetic number, because the mean of its divisors is an integer number (200100056060206).

Almost surely, 2^{400200112120411} is an apocalyptic number.

400200112120411 is a deficient number, since it is larger than the sum of its proper divisors (1).

400200112120411 is an equidigital number, since it uses as much as digits as its factorization.

400200112120411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 400200112120411 its reverse (114021211002004), we get a palindrome (514221323122415).

The spelling of 400200112120411 in words is "four hundred trillion, two hundred billion, one hundred twelve million, one hundred twenty thousand, four hundred eleven".