101220334013424 has 80 divisors (see below), whose sum is σ = 263933868044160. Its totient is φ = 33424249770240.

The previous prime is 101220334013417. The next prime is 101220334013441. The reversal of 101220334013424 is 424310433022101.

It is a junction number, because it is equal to n+sod(n) for n = 101220334013391 and 101220334013400.

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, 443579839 + ... + 443807969.

It is an arithmetic number, because the mean of its divisors is an integer number (3299173350552).

Almost surely, 2^{101220334013424} is an apocalyptic number.

It is an amenable number.

101220334013424 is an abundant number, since it is smaller than the sum of its proper divisors (162713534030736).

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

101220334013424 is a wasteful number, since it uses less digits than its factorization.

101220334013424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314638 (or 314632 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 101220334013424 its reverse (424310433022101), we get a palindrome (525530767035525).

The spelling of 101220334013424 in words is "one hundred one trillion, two hundred twenty billion, three hundred thirty-four million, thirteen thousand, four hundred twenty-four".