1430120042320 has 80 divisors (see below), whose sum is σ = 3344934874752. Its totient is φ = 568624734720.

The previous prime is 1430120042311. The next prime is 1430120042357. The reversal of 1430120042320 is 232400210341.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 1430120042291 and 1430120042300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105218725 + ... + 105232315.

Almost surely, 2^{1430120042320} is an apocalyptic number.

1430120042320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1430120042320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1672467437376).

1430120042320 is an abundant number, since it is smaller than the sum of its proper divisors (1914814832432).

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

1430120042320 is a wasteful number, since it uses less digits than its factorization.

1430120042320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21380 (or 21374 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1430120042320 its reverse (232400210341), we get a palindrome (1662520252661).

The spelling of 1430120042320 in words is "one trillion, four hundred thirty billion, one hundred twenty million, forty-two thousand, three hundred twenty".