21300445341102 has 48 divisors (see below), whose sum is σ = 45372392036352. Its totient is φ = 6665044686720.

The previous prime is 21300445340987. The next prime is 21300445341121. The reversal of 21300445341102 is 20114354400312.

It is a self number, because there is not a number n which added to its sum of digits gives 21300445341102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15372424 + ... + 16700667.

It is an arithmetic number, because the mean of its divisors is an integer number (945258167424).

Almost surely, 2^{21300445341102} is an apocalyptic number.

21300445341102 is an abundant number, since it is smaller than the sum of its proper divisors (24071946695250).

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

21300445341102 is a wasteful number, since it uses less digits than its factorization.

21300445341102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32073513 (or 32073496 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 21300445341102 its reverse (20114354400312), we get a palindrome (41414799741414).

The spelling of 21300445341102 in words is "twenty-one trillion, three hundred billion, four hundred forty-five million, three hundred forty-one thousand, one hundred two".