10440120430 has 8 divisors (see below), whose sum is σ = 18792216792. Its totient is φ = 4176048168.

The previous prime is 10440120421. The next prime is 10440120443. The reversal of 10440120430 is 3402104401.

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

It is a super-2 number, since 2×10440120430² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10440120398 and 10440120407.

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, 522006012 + ... + 522006031.

It is an arithmetic number, because the mean of its divisors is an integer number (2349027099).

Almost surely, 2^10440120430 is an apocalyptic number.

10440120430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10440120430 is a deficient number, since it is larger than the sum of its proper divisors (8352096362).

10440120430 is a wasteful number, since it uses less digits than its factorization.

10440120430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044012050.

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

Adding to 10440120430 its reverse (3402104401), we get a palindrome (13842224831).

The spelling of 10440120430 in words is "ten billion, four hundred forty million, one hundred twenty thousand, four hundred thirty".