101405330 has 16 divisors (see below), whose sum is σ = 196570584. Its totient is φ = 37441920.

The previous prime is 101405327. The next prime is 101405351. The reversal of 101405330 is 33504101.

It can be written as a sum of positive squares in 4 ways, for example, as 25593481 + 75811849 = 5059^2 + 8707^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101405299 and 101405308.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 389891 + ... + 390150.

Almost surely, 2^101405330 is an apocalyptic number.

101405330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101405330 is a deficient number, since it is larger than the sum of its proper divisors (95165254).

101405330 is a wasteful number, since it uses less digits than its factorization.

101405330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780061.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 101405330 is about 10070.0213505235. The cubic root of 101405330 is about 466.3230980275.

Adding to 101405330 its reverse (33504101), we get a palindrome (134909431).

The spelling of 101405330 in words is "one hundred one million, four hundred five thousand, three hundred thirty".