106200121566 has 32 divisors (see below), whose sum is σ = 264810693888. Its totient is φ = 27584447040.

The previous prime is 106200121477. The next prime is 106200121597. The reversal of 106200121566 is 665121002601.

It is a super-2 number, since 2×106200121566² (a number of 23 digits) contains 22 as substring.

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, 114934735 + ... + 114935658.

It is an arithmetic number, because the mean of its divisors is an integer number (8275334184).

Almost surely, 2^106200121566 is an apocalyptic number.

106200121566 is an abundant number, since it is smaller than the sum of its proper divisors (158610572322).

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

106200121566 is a wasteful number, since it uses less digits than its factorization.

106200121566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229870416.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 106200121566 in words is "one hundred six billion, two hundred million, one hundred twenty-one thousand, five hundred sixty-six".