101305440030 has 32 divisors (see below), whose sum is σ = 243194112288. Its totient is φ = 27008000000.

The previous prime is 101305440023. The next prime is 101305440053. The reversal of 101305440030 is 30044503101.

It is a junction number, because it is equal to n+sod(n) for n = 101305439979 and 101305440006.

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, 301971 + ... + 542030.

It is an arithmetic number, because the mean of its divisors is an integer number (7599816009).

Almost surely, 2^101305440030 is an apocalyptic number.

101305440030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101305440030 is an abundant number, since it is smaller than the sum of its proper divisors (141888672258).

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

101305440030 is a wasteful number, since it uses less digits than its factorization.

101305440030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848012.

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

Adding to 101305440030 its reverse (30044503101), we get a palindrome (131349943131).

The spelling of 101305440030 in words is "one hundred one billion, three hundred five million, four hundred forty thousand, thirty".