101435430 has 64 divisors (see below), whose sum is σ = 260402688. Its totient is φ = 25198080.

The previous prime is 101435423. The next prime is 101435431. The reversal of 101435430 is 34534101.

It is a junction number, because it is equal to n+sod(n) for n = 101435397 and 101435406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101435431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51565 + ... + 53495.

It is an arithmetic number, because the mean of its divisors is an integer number (4068792).

Almost surely, 2^101435430 is an apocalyptic number.

101435430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 101435430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130201344).

101435430 is an abundant number, since it is smaller than the sum of its proper divisors (158967258).

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

101435430 is a wasteful number, since it uses less digits than its factorization.

101435430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 101435430 is about 10071.5157746985. The cubic root of 101435430 is about 466.3692328039.

Adding to 101435430 its reverse (34534101), we get a palindrome (135969531).

The spelling of 101435430 in words is "one hundred one million, four hundred thirty-five thousand, four hundred thirty".