102412112243 has 12 divisors (see below), whose sum is σ = 119137738320. Its totient is φ = 87777919152.

The previous prime is 102412112239. The next prime is 102412112261. The reversal of 102412112243 is 342211214201.

It is not a de Polignac number, because 102412112243 - 2² = 102412112239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102412112203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1876205 + ... + 1930017.

It is an arithmetic number, because the mean of its divisors is an integer number (9928144860).

Almost surely, 2^102412112243 is an apocalyptic number.

102412112243 is a deficient number, since it is larger than the sum of its proper divisors (16725626077).

102412112243 is an equidigital number, since it uses as much as digits as its factorization.

102412112243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92666 (or 92659 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 102412112243 its reverse (342211214201), we get a palindrome (444623326444).

The spelling of 102412112243 in words is "one hundred two billion, four hundred twelve million, one hundred twelve thousand, two hundred forty-three".