2000121122010 has 128 divisors (see below), whose sum is σ = 5325574625280. Its totient is φ = 476714707200.

The previous prime is 2000121122009. The next prime is 2000121122047. The reversal of 2000121122010 is 102211210002.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4512940 + ... + 4936280.

It is an arithmetic number, because the mean of its divisors is an integer number (41606051760).

Almost surely, 2^{2000121122010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000121122010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2662787312640).

2000121122010 is an abundant number, since it is smaller than the sum of its proper divisors (3325453503270).

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

2000121122010 is a wasteful number, since it uses less digits than its factorization.

2000121122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423604.

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

Adding to 2000121122010 its reverse (102211210002), we get a palindrome (2102332332012).

The spelling of 2000121122010 in words is "two trillion, one hundred twenty-one million, one hundred twenty-two thousand, ten".