2100122012010 has 64 divisors (see below), whose sum is σ = 5499068952960. Its totient is φ = 509067924480.

The previous prime is 2100122011993. The next prime is 2100122012011. The reversal of 2100122012010 is 102102210012.

It is not an unprimeable number, because it can be changed into a prime (2100122012011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2921286 + ... + 3568494.

It is an arithmetic number, because the mean of its divisors is an integer number (85922952390).

Almost surely, 2^{2100122012010} is an apocalyptic number.

2100122012010 is an abundant number, since it is smaller than the sum of its proper divisors (3398946940950).

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

2100122012010 is a wasteful number, since it uses less digits than its factorization.

2100122012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657063.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2100122012010 its reverse (102102210012), we get a palindrome (2202224222022).

The spelling of 2100122012010 in words is "two trillion, one hundred billion, one hundred twenty-two million, twelve thousand, ten".