122131320131102 has 4 divisors (see below), whose sum is σ = 183196980196656. Its totient is φ = 61065660065550.

The previous prime is 122131320131081. The next prime is 122131320131137. The reversal of 122131320131102 is 201131023131221.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30532830032774 + ... + 30532830032777.

It is an arithmetic number, because the mean of its divisors is an integer number (45799245049164).

Almost surely, 2^{122131320131102} is an apocalyptic number.

122131320131102 is a deficient number, since it is larger than the sum of its proper divisors (61065660065554).

122131320131102 is an equidigital number, since it uses as much as digits as its factorization.

122131320131102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61065660065553.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 122131320131102 its reverse (201131023131221), we get a palindrome (323262343262323).

The spelling of 122131320131102 in words is "one hundred twenty-two trillion, one hundred thirty-one billion, three hundred twenty million, one hundred thirty-one thousand, one hundred two".