131103021243102 has 8 divisors (see below), whose sum is σ = 262206042486216. Its totient is φ = 43701007081032.

The previous prime is 131103021243059. The next prime is 131103021243107. The reversal of 131103021243102 is 201342120301131.

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

131103021243102 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131103021243107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10925251770253 + ... + 10925251770264.

It is an arithmetic number, because the mean of its divisors is an integer number (32775755310777).

Almost surely, 2^{131103021243102} is an apocalyptic number.

131103021243102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131103021243102 is a wasteful number, since it uses less digits than its factorization.

131103021243102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21850503540522.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 131103021243102 its reverse (201342120301131), we get a palindrome (332445141544233).

The spelling of 131103021243102 in words is "one hundred thirty-one trillion, one hundred three billion, twenty-one million, two hundred forty-three thousand, one hundred two".