20213342404404 has 48 divisors (see below), whose sum is σ = 47181464050560. Its totient is φ = 6735352826880.

The previous prime is 20213342404351. The next prime is 20213342404457. The reversal of 20213342404404 is 40440424331202.

It is an interprime number because it is at equal distance from previous prime (20213342404351) and next prime (20213342404457).

It is a super-2 number, since 2×20213342404404² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788369817 + ... + 788395455.

It is an arithmetic number, because the mean of its divisors is an integer number (982947167720).

Almost surely, 2^{20213342404404} is an apocalyptic number.

It is an amenable number.

20213342404404 is an abundant number, since it is smaller than the sum of its proper divisors (26968121646156).

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

20213342404404 is a wasteful number, since it uses less digits than its factorization.

20213342404404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46760 (or 46758 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 20213342404404 its reverse (40440424331202), we get a palindrome (60653766735606).

The spelling of 20213342404404 in words is "twenty trillion, two hundred thirteen billion, three hundred forty-two million, four hundred four thousand, four hundred four".