101621424066 has 16 divisors (see below), whose sum is σ = 203765328000. Its totient is φ = 33786728048.

The previous prime is 101621424049. The next prime is 101621424067. The reversal of 101621424066 is 660424126101.

It is not an unprimeable number, because it can be changed into a prime (101621424067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21767466 + ... + 21772133.

It is an arithmetic number, because the mean of its divisors is an integer number (12735333000).

Almost surely, 2^101621424066 is an apocalyptic number.

101621424066 is an abundant number, since it is smaller than the sum of its proper divisors (102143903934).

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

101621424066 is a wasteful number, since it uses less digits than its factorization.

101621424066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43539993.

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 101621424066 in words is "one hundred one billion, six hundred twenty-one million, four hundred twenty-four thousand, sixty-six".