21341144102020 has 24 divisors (see below), whose sum is σ = 44835084000000. Its totient is φ = 8532899281632.

The previous prime is 21341144102009. The next prime is 21341144102023. The reversal of 21341144102020 is 2020144114312.

21341144102020 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (21341144102023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222348270 + ... + 222444229.

It is an arithmetic number, because the mean of its divisors is an integer number (1868128500000).

Almost surely, 2^{21341144102020} is an apocalyptic number.

21341144102020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21341144102020 is an abundant number, since it is smaller than the sum of its proper divisors (23493939897980).

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

21341144102020 is a wasteful number, since it uses less digits than its factorization.

21341144102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444794907 (or 444794905 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 21341144102020 its reverse (2020144114312), we get a palindrome (23361288216332).

The spelling of 21341144102020 in words is "twenty-one trillion, three hundred forty-one billion, one hundred forty-four million, one hundred two thousand, twenty".