2011211210010 has 128 divisors (see below), whose sum is σ = 5131574622720. Its totient is φ = 503512740864.

The previous prime is 2011211210009. The next prime is 2011211210011. The reversal of 2011211210010 is 100121121102.

It is an interprime number because it is at equal distance from previous prime (2011211210009) and next prime (2011211210011).

It is not an unprimeable number, because it can be changed into a prime (2011211210011) 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, 52675947 + ... + 52714113.

It is an arithmetic number, because the mean of its divisors is an integer number (40090426740).

Almost surely, 2^{2011211210010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011211210010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2565787311360).

2011211210010 is an abundant number, since it is smaller than the sum of its proper divisors (3120363412710).

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

2011211210010 is a wasteful number, since it uses less digits than its factorization.

2011211210010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39880.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2011211210010 its reverse (100121121102), we get a palindrome (2111332331112).

The spelling of 2011211210010 in words is "two trillion, eleven billion, two hundred eleven million, two hundred ten thousand, ten".