4020400103111 has 16 divisors (see below), whose sum is σ = 4706236012800. Its totient is φ = 3363277854528.

The previous prime is 4020400103101. The next prime is 4020400103129. The reversal of 4020400103111 is 1113010040204.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4020400103111 - 2¹⁴ = 4020400086727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4020400103111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4020400103101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34959230 + ... + 35074043.

It is an arithmetic number, because the mean of its divisors is an integer number (294139750800).

Almost surely, 2^{4020400103111} is an apocalyptic number.

4020400103111 is a deficient number, since it is larger than the sum of its proper divisors (685835909689).

4020400103111 is a wasteful number, since it uses less digits than its factorization.

4020400103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70033478.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 4020400103111 its reverse (1113010040204), we get a palindrome (5133410143315).

The spelling of 4020400103111 in words is "four trillion, twenty billion, four hundred million, one hundred three thousand, one hundred eleven".