12120000001010 has 128 divisors (see below), whose sum is σ = 25472444502528. Its totient is φ = 4103124480000.

The previous prime is 12120000001007. The next prime is 12120000001033. The reversal of 12120000001010 is 1010000002121.

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 63 ways as a sum of consecutive naturals, for example, 206405555 + ... + 206464265.

It is an arithmetic number, because the mean of its divisors is an integer number (199003472676).

Almost surely, 2^{12120000001010} is an apocalyptic number.

12120000001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12120000001010 is an abundant number, since it is smaller than the sum of its proper divisors (13352444501518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12120000001010 is a wasteful number, since it uses less digits than its factorization.

12120000001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59940.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12120000001010 its reverse (1010000002121), we get a palindrome (13130000003131).

The spelling of 12120000001010 in words is "twelve trillion, one hundred twenty billion, one thousand, ten".