101621407104 has 384 divisors, whose sum is σ = 353689390080. Its totient is φ = 27377602560.

The previous prime is 101621407061. The next prime is 101621407123. The reversal of 101621407104 is 401704126101.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13164654 + ... + 13172370.

It is an arithmetic number, because the mean of its divisors is an integer number (921066120).

Almost surely, 2^101621407104 is an apocalyptic number.

101621407104 is a gapful number since it is divisible by the number (14) 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 101621407104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176844695040).

101621407104 is an abundant number, since it is smaller than the sum of its proper divisors (252067982976).

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

101621407104 is a wasteful number, since it uses less digits than its factorization.

101621407104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7838 (or 7823 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The spelling of 101621407104 in words is "one hundred one billion, six hundred twenty-one million, four hundred seven thousand, one hundred four".