20882100046 has 4 divisors (see below), whose sum is σ = 31323150072. Its totient is φ = 10441050022.

The previous prime is 20882100037. The next prime is 20882100073. The reversal of 20882100046 is 64000128802.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 20882099990 and 20882100017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5220525010 + ... + 5220525013.

It is an arithmetic number, because the mean of its divisors is an integer number (7830787518).

Almost surely, 2^20882100046 is an apocalyptic number.

20882100046 is a deficient number, since it is larger than the sum of its proper divisors (10441050026).

20882100046 is a wasteful number, since it uses less digits than its factorization.

20882100046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10441050025.

The product of its (nonzero) digits is 6144, while the sum is 31.

Adding to 20882100046 its reverse (64000128802), we get a palindrome (84882228848).

The spelling of 20882100046 in words is "twenty billion, eight hundred eighty-two million, one hundred thousand, forty-six".