1012420040404 has 48 divisors (see below), whose sum is σ = 1842769656000. Its totient is φ = 486108516096.

The previous prime is 1012420040299. The next prime is 1012420040431. The reversal of 1012420040404 is 4040400242101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24493747 + ... + 24535045.

It is an arithmetic number, because the mean of its divisors is an integer number (38391034500).

Almost surely, 2^{1012420040404} is an apocalyptic number.

It is an amenable number.

1012420040404 is a deficient number, since it is larger than the sum of its proper divisors (830349615596).

1012420040404 is a wasteful number, since it uses less digits than its factorization.

1012420040404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42472 (or 42470 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 1012420040404 its reverse (4040400242101), we get a palindrome (5052820282505).

The spelling of 1012420040404 in words is "one trillion, twelve billion, four hundred twenty million, forty thousand, four hundred four".