101051166110550 has 48 divisors (see below), whose sum is σ = 256434959225280. Its totient is φ = 26320303729440.

The previous prime is 101051166110539. The next prime is 101051166110681. The reversal of 101051166110550 is 55011661150101.

It is a super-2 number, since 2×101051166110550² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7833417280 + ... + 7833430179.

It is an arithmetic number, because the mean of its divisors is an integer number (5342394983860).

Almost surely, 2^{101051166110550} is an apocalyptic number.

101051166110550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101051166110550 is an abundant number, since it is smaller than the sum of its proper divisors (155383793114730).

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

101051166110550 is a wasteful number, since it uses less digits than its factorization.

101051166110550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15666847517 (or 15666847512 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 33.

The spelling of 101051166110550 in words is "one hundred one trillion, fifty-one billion, one hundred sixty-six million, one hundred ten thousand, five hundred fifty".