4032102400421 has 4 divisors (see below), whose sum is σ = 4032125189472. Its totient is φ = 4032079611372.

The previous prime is 4032102400399. The next prime is 4032102400489. The reversal of 4032102400421 is 1240042012304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4032102400421 - 2³⁰ = 4031028658597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4032102400721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11127035 + ... + 11483688.

It is an arithmetic number, because the mean of its divisors is an integer number (1008031297368).

Almost surely, 2^{4032102400421} is an apocalyptic number.

It is an amenable number.

4032102400421 is a deficient number, since it is larger than the sum of its proper divisors (22789051).

4032102400421 is a wasteful number, since it uses less digits than its factorization.

4032102400421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22789050.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 4032102400421 its reverse (1240042012304), we get a palindrome (5272144412725).

The spelling of 4032102400421 in words is "four trillion, thirty-two billion, one hundred two million, four hundred thousand, four hundred twenty-one".