131023140032102 has 4 divisors (see below), whose sum is σ = 196534710048156. Its totient is φ = 65511570016050.

The previous prime is 131023140032069. The next prime is 131023140032123. The reversal of 131023140032102 is 201230041320131.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32755785008024 + ... + 32755785008027.

It is an arithmetic number, because the mean of its divisors is an integer number (49133677512039).

Almost surely, 2^{131023140032102} is an apocalyptic number.

131023140032102 is a deficient number, since it is larger than the sum of its proper divisors (65511570016054).

131023140032102 is an equidigital number, since it uses as much as digits as its factorization.

131023140032102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65511570016053.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 131023140032102 its reverse (201230041320131), we get a palindrome (332253181352233).

The spelling of 131023140032102 in words is "one hundred thirty-one trillion, twenty-three billion, one hundred forty million, thirty-two thousand, one hundred two".