400011321107 has 2 divisors, whose sum is σ = 400011321108. Its totient is φ = 400011321106.

The previous prime is 400011321097. The next prime is 400011321181. The reversal of 400011321107 is 701123110004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400011321107 - 2³⁰ = 398937579283 is a prime.

It is not a weakly prime, because it can be changed into another prime (400011321907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200005660553 + 200005660554.

It is an arithmetic number, because the mean of its divisors is an integer number (200005660554).

Almost surely, 2^400011321107 is an apocalyptic number.

400011321107 is a deficient number, since it is larger than the sum of its proper divisors (1).

400011321107 is an equidigital number, since it uses as much as digits as its factorization.

400011321107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 20.

The spelling of 400011321107 in words is "four hundred billion, eleven million, three hundred twenty-one thousand, one hundred seven".