102123244011 has 8 divisors (see below), whose sum is σ = 136443925504. Its totient is φ = 67942362600.

The previous prime is 102123244007. The next prime is 102123244021. The reversal of 102123244011 is 110442321201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 102123244011 - 2² = 102123244007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102123244021) 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 7 ways as a sum of consecutive naturals, for example, 34948315 + ... + 34951236.

It is an arithmetic number, because the mean of its divisors is an integer number (17055490688).

Almost surely, 2^102123244011 is an apocalyptic number.

102123244011 is a deficient number, since it is larger than the sum of its proper divisors (34320681493).

102123244011 is an equidigital number, since it uses as much as digits as its factorization.

102123244011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69900041.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 102123244011 its reverse (110442321201), we get a palindrome (212565565212).

The spelling of 102123244011 in words is "one hundred two billion, one hundred twenty-three million, two hundred forty-four thousand, eleven".