20401422232004 has 12 divisors (see below), whose sum is σ = 38948169715728. Its totient is φ = 9273373741800.

The previous prime is 20401422231997. The next prime is 20401422232031. The reversal of 20401422232004 is 40023222410402.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 231834343502 + ... + 231834343589.

It is an arithmetic number, because the mean of its divisors is an integer number (3245680809644).

Almost surely, 2^{20401422232004} is an apocalyptic number.

It is an amenable number.

20401422232004 is a deficient number, since it is larger than the sum of its proper divisors (18546747483724).

20401422232004 is a wasteful number, since it uses less digits than its factorization.

20401422232004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463668687106 (or 463668687104 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 20401422232004 its reverse (40023222410402), we get a palindrome (60424644642406).

The spelling of 20401422232004 in words is "twenty trillion, four hundred one billion, four hundred twenty-two million, two hundred thirty-two thousand, four".