102440022240 has 96 divisors (see below), whose sum is σ = 333813221280. Its totient is φ = 26375358464.

The previous prime is 102440022149. The next prime is 102440022263. The reversal of 102440022240 is 42220044201.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3665679 + ... + 3693518.

It is an arithmetic number, because the mean of its divisors is an integer number (3477221055).

Almost surely, 2^102440022240 is an apocalyptic number.

102440022240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102440022240 is an abundant number, since it is smaller than the sum of its proper divisors (231373199040).

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

102440022240 is a wasteful number, since it uses less digits than its factorization.

102440022240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7359244 (or 7359236 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 102440022240 its reverse (42220044201), we get a palindrome (144660066441).

The spelling of 102440022240 in words is "one hundred two billion, four hundred forty million, twenty-two thousand, two hundred forty".