101203412124243 has 64 divisors (see below), whose sum is σ = 161267902806528. Its totient is φ = 55644388715520.

The previous prime is 101203412124239. The next prime is 101203412124247. The reversal of 101203412124243 is 342421214302101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101203412124239) and next prime (101203412124247).

It is not a de Polignac number, because 101203412124243 - 2² = 101203412124239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101203412124243.

It is not an unprimeable number, because it can be changed into a prime (101203412124247) 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 63 ways as a sum of consecutive naturals, for example, 3153205 + ... + 14572217.

It is an arithmetic number, because the mean of its divisors is an integer number (2519810981352).

Almost surely, 2^{101203412124243} is an apocalyptic number.

101203412124243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101203412124243 is a deficient number, since it is larger than the sum of its proper divisors (60064490682285).

101203412124243 is a wasteful number, since it uses less digits than its factorization.

101203412124243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11419396.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 101203412124243 its reverse (342421214302101), we get a palindrome (443624626426344).

The spelling of 101203412124243 in words is "one hundred one trillion, two hundred three billion, four hundred twelve million, one hundred twenty-four thousand, two hundred forty-three".