101224012546 has 16 divisors (see below), whose sum is σ = 153640757880. Its totient is φ = 50012396800.

The previous prime is 101224012523. The next prime is 101224012553. The reversal of 101224012546 is 645210422101.

It can be written as a sum of positive squares in 4 ways, for example, as 101082664225 + 141348321 = 317935^2 + 11889^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 389431 + ... + 595066.

Almost surely, 2^101224012546 is an apocalyptic number.

101224012546 is a deficient number, since it is larger than the sum of its proper divisors (52416745334).

101224012546 is a wasteful number, since it uses less digits than its factorization.

101224012546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985109.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 101224012546 its reverse (645210422101), we get a palindrome (746434434647).

The spelling of 101224012546 in words is "one hundred one billion, two hundred twenty-four million, twelve thousand, five hundred forty-six".