400211121112004 has 6 divisors (see below), whose sum is σ = 700369461946014. Its totient is φ = 200105560556000.

The previous prime is 400211121111917. The next prime is 400211121112021.

400211121112004 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 293466021722500 + 106745099389504 = 17130850^2 + 10331752^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50026390138997 + ... + 50026390139004.

It is an arithmetic number, because the mean of its divisors is an integer number (116728243657669).

Almost surely, 2^{400211121112004} is an apocalyptic number.

It is an amenable number.

400211121112004 is a deficient number, since it is larger than the sum of its proper divisors (300158340834010).

400211121112004 is a wasteful number, since it uses less digits than its factorization.

400211121112004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100052780278005 (or 100052780278003 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

The spelling of 400211121112004 in words is "four hundred trillion, two hundred eleven billion, one hundred twenty-one million, one hundred twelve thousand, four".