2102432401 has 8 divisors (see below), whose sum is σ = 2181208320. Its totient is φ = 2024075088.

The previous prime is 2102432393. The next prime is 2102432471. The reversal of 2102432401 is 1042342012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2102432401 - 2³ = 2102432393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2102432471) 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, 94401 + ... + 114526.

It is an arithmetic number, because the mean of its divisors is an integer number (272651040).

Almost surely, 2^2102432401 is an apocalyptic number.

It is an amenable number.

2102432401 is a deficient number, since it is larger than the sum of its proper divisors (78775919).

2102432401 is a wasteful number, since it uses less digits than its factorization.

2102432401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209303.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2102432401 is about 45852.2889395938. The cubic root of 2102432401 is about 1281.0733999356.

Adding to 2102432401 its reverse (1042342012), we get a palindrome (3144774413).

The spelling of 2102432401 in words is "two billion, one hundred two million, four hundred thirty-two thousand, four hundred one".