12120212100010 has 32 divisors (see below), whose sum is σ = 25403441864832. Its totient is φ = 4077095605440.

The previous prime is 12120212099999. The next prime is 12120212100043. The reversal of 12120212100010 is 1000121202121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1633448056 + ... + 1633455475.

It is an arithmetic number, because the mean of its divisors is an integer number (793857558276).

Almost surely, 2^{12120212100010} is an apocalyptic number.

12120212100010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12120212100010 is an abundant number, since it is smaller than the sum of its proper divisors (13283229764822).

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

12120212100010 is a wasteful number, since it uses less digits than its factorization.

12120212100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3266903598.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12120212100010 its reverse (1000121202121), we get a palindrome (13120333302131).

The spelling of 12120212100010 in words is "twelve trillion, one hundred twenty billion, two hundred twelve million, one hundred thousand, ten".