102120000122012 has 24 divisors (see below), whose sum is σ = 180719718490080. Its totient is φ = 50485805891840.

The previous prime is 102120000122003. The next prime is 102120000122017. The reversal of 102120000122012 is 210221000021201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102120000122017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 37135073 + ... + 39790119.

It is an arithmetic number, because the mean of its divisors is an integer number (7529988270420).

Almost surely, 2^{102120000122012} is an apocalyptic number.

It is an amenable number.

102120000122012 is a deficient number, since it is larger than the sum of its proper divisors (78599718368068).

102120000122012 is a wasteful number, since it uses less digits than its factorization.

102120000122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763181 (or 2763179 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102120000122012 its reverse (210221000021201), we get a palindrome (312341000143213).

The spelling of 102120000122012 in words is "one hundred two trillion, one hundred twenty billion, one hundred twenty-two thousand, twelve".