21412411010404 has 24 divisors (see below), whose sum is σ = 38488224648888. Its totient is φ = 10415831880960.

The previous prime is 21412411010387. The next prime is 21412411010437. The reversal of 21412411010404 is 40401011421412.

It can be written as a sum of positive squares in 4 ways, for example, as 10334630421504 + 11077780588900 = 3214752^2 + 3328330^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5537977 + ... + 8572864.

It is an arithmetic number, because the mean of its divisors is an integer number (1603676027037).

Almost surely, 2^{21412411010404} is an apocalyptic number.

It is an amenable number.

21412411010404 is a deficient number, since it is larger than the sum of its proper divisors (17075813638484).

21412411010404 is a wasteful number, since it uses less digits than its factorization.

21412411010404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14121135 (or 14121133 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

Adding to 21412411010404 its reverse (40401011421412), we get a palindrome (61813422431816).

The spelling of 21412411010404 in words is "twenty-one trillion, four hundred twelve billion, four hundred eleven million, ten thousand, four hundred four".