13122101012 has 6 divisors (see below), whose sum is σ = 22963676778. Its totient is φ = 6561050504.

The previous prime is 13122101009. The next prime is 13122101039. The reversal of 13122101012 is 21010122131.

It can be written as a sum of positive squares in only one way, i.e., 8872886416 + 4249214596 = 94196^2 + 65186^2 .

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, 1640262623 + ... + 1640262630.

It is an arithmetic number, because the mean of its divisors is an integer number (3827279463).

Almost surely, 2^13122101012 is an apocalyptic number.

It is an amenable number.

13122101012 is a deficient number, since it is larger than the sum of its proper divisors (9841575766).

13122101012 is a wasteful number, since it uses less digits than its factorization.

13122101012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3280525257 (or 3280525255 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 13122101012 its reverse (21010122131), we get a palindrome (34132223143).

The spelling of 13122101012 in words is "thirteen billion, one hundred twenty-two million, one hundred one thousand, twelve".