102401224040 has 32 divisors (see below), whose sum is σ = 230681429280. Its totient is φ = 40910947392.

The previous prime is 102401224027. The next prime is 102401224111. The reversal of 102401224040 is 40422104201.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 1514702 + ... + 1580861.

It is an arithmetic number, because the mean of its divisors is an integer number (7208794665).

Almost surely, 2^102401224040 is an apocalyptic number.

102401224040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102401224040 is an abundant number, since it is smaller than the sum of its proper divisors (128280205240).

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

102401224040 is a wasteful number, since it uses less digits than its factorization.

102401224040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3096401 (or 3096397 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 102401224040 its reverse (40422104201), we get a palindrome (142823328241).

The spelling of 102401224040 in words is "one hundred two billion, four hundred one million, two hundred twenty-four thousand, forty".