20213413104 has 160 divisors (see below), whose sum is σ = 56471814144. Its totient is φ = 6211941120.

The previous prime is 20213413079. The next prime is 20213413153. The reversal of 20213413104 is 40131431202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9684349 + ... + 9686435.

Almost surely, 2^20213413104 is an apocalyptic number.

20213413104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20213413104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28235907072).

20213413104 is an abundant number, since it is smaller than the sum of its proper divisors (36258401040).

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

20213413104 is a wasteful number, since it uses less digits than its factorization.

20213413104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2435 (or 2429 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20213413104 its reverse (40131431202), we get a palindrome (60344844306).

The spelling of 20213413104 in words is "twenty billion, two hundred thirteen million, four hundred thirteen thousand, one hundred four".