102122002021012 has 12 divisors (see below), whose sum is σ = 183543598227220. Its totient is φ = 49680973956096.

The previous prime is 102122002021003. The next prime is 102122002021051. The reversal of 102122002021012 is 210120200221201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49785950599056 + 52336051421956 = 7055916^2 + 7234366^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345006763437 + ... + 345006763732.

Almost surely, 2^{102122002021012} is an apocalyptic number.

It is an amenable number.

102122002021012 is a deficient number, since it is larger than the sum of its proper divisors (81421596206208).

102122002021012 is a wasteful number, since it uses less digits than its factorization.

102122002021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 690013527210 (or 690013527208 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 102122002021012 its reverse (210120200221201), we get a palindrome (312242202242213).

The spelling of 102122002021012 in words is "one hundred two trillion, one hundred twenty-two billion, two million, twenty-one thousand, twelve".