2102240441020 has 24 divisors (see below), whose sum is σ = 4424537250000. Its totient is φ = 839023352832.

The previous prime is 2102240440999. The next prime is 2102240441159. The reversal of 2102240441020 is 201440422012.

It is a junction number, because it is equal to n+sod(n) for n = 2102240440982 and 2102240441000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117042270 + ... + 117060229.

It is an arithmetic number, because the mean of its divisors is an integer number (184355718750).

Almost surely, 2^{2102240441020} is an apocalyptic number.

2102240441020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2102240441020 is an abundant number, since it is smaller than the sum of its proper divisors (2322296808980).

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

2102240441020 is a wasteful number, since it uses less digits than its factorization.

2102240441020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234102957 (or 234102955 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 2102240441020 its reverse (201440422012), we get a palindrome (2303680863032).

The spelling of 2102240441020 in words is "two trillion, one hundred two billion, two hundred forty million, four hundred forty-one thousand, twenty".