12120320101002 has 128 divisors (see below), whose sum is σ = 26114013080064. Its totient is φ = 3740402147328.

The previous prime is 12120320100991. The next prime is 12120320101009. The reversal of 12120320101002 is 20010102302121.

It is not an unprimeable number, because it can be changed into a prime (12120320101009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 786362248 + ... + 786377660.

It is an arithmetic number, because the mean of its divisors is an integer number (204015727188).

Almost surely, 2^{12120320101002} is an apocalyptic number.

12120320101002 is an abundant number, since it is smaller than the sum of its proper divisors (13993692979062).

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

12120320101002 is a wasteful number, since it uses less digits than its factorization.

12120320101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16272.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12120320101002 its reverse (20010102302121), we get a palindrome (32130422403123).

The spelling of 12120320101002 in words is "twelve trillion, one hundred twenty billion, three hundred twenty million, one hundred one thousand, two".