101220110043 has 16 divisors (see below), whose sum is σ = 145627268640. Its totient is φ = 62166910464.

The previous prime is 101220110039. The next prime is 101220110077. The reversal of 101220110043 is 340011022101.

It is not a de Polignac number, because 101220110043 - 2² = 101220110039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101220110743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2529646 + ... + 2569347.

It is an arithmetic number, because the mean of its divisors is an integer number (9101704290).

Almost surely, 2^101220110043 is an apocalyptic number.

101220110043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101220110043 is a deficient number, since it is larger than the sum of its proper divisors (44407158597).

101220110043 is a wasteful number, since it uses less digits than its factorization.

101220110043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5099518.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 101220110043 its reverse (340011022101), we get a palindrome (441231132144).

The spelling of 101220110043 in words is "one hundred one billion, two hundred twenty million, one hundred ten thousand, forty-three".