2100122010210 has 256 divisors, whose sum is σ = 6017977073664. Its totient is φ = 459036813312.

The previous prime is 2100122010109. The next prime is 2100122010227. The reversal of 2100122010210 is 120102210012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 241028814 + ... + 241037526.

It is an arithmetic number, because the mean of its divisors is an integer number (23507722944).

Almost surely, 2^{2100122010210} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2100122010210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3008988536832).

2100122010210 is an abundant number, since it is smaller than the sum of its proper divisors (3917855063454).

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

2100122010210 is a wasteful number, since it uses less digits than its factorization.

2100122010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9297.

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

Adding to 2100122010210 its reverse (120102210012), we get a palindrome (2220224220222).

It can be divided in two parts, 210012 and 2010210, that added together give a palindrome (2220222).

The spelling of 2100122010210 in words is "two trillion, one hundred billion, one hundred twenty-two million, ten thousand, two hundred ten".