10421112432 has 20 divisors (see below), whose sum is σ = 26921207240. Its totient is φ = 3473704128.

The previous prime is 10421112409. The next prime is 10421112473. The reversal of 10421112432 is 23421112401.

It is a junction number, because it is equal to n+sod(n) for n = 10421112399 and 10421112408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108553207 + ... + 108553302.

It is an arithmetic number, because the mean of its divisors is an integer number (1346060362).

Almost surely, 2^10421112432 is an apocalyptic number.

10421112432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10421112432 is an abundant number, since it is smaller than the sum of its proper divisors (16500094808).

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

10421112432 is a wasteful number, since it uses less digits than its factorization.

10421112432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217106520 (or 217106514 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 10421112432 its reverse (23421112401), we get a palindrome (33842224833).

The spelling of 10421112432 in words is "ten billion, four hundred twenty-one million, one hundred twelve thousand, four hundred thirty-two".