21422310023604 has 24 divisors (see below), whose sum is σ = 57126160063168. Its totient is φ = 6120660006720.

The previous prime is 21422310023599. The next prime is 21422310023633. The reversal of 21422310023604 is 40632001322412.

It is a super-2 number, since 2×21422310023604² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 127513750057 + ... + 127513750224.

Almost surely, 2^{21422310023604} is an apocalyptic number.

It is an amenable number.

21422310023604 is an abundant number, since it is smaller than the sum of its proper divisors (35703850039564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21422310023604 is a wasteful number, since it uses less digits than its factorization.

21422310023604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255027500295 (or 255027500293 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

The spelling of 21422310023604 in words is "twenty-one trillion, four hundred twenty-two billion, three hundred ten million, twenty-three thousand, six hundred four".