2012121323110 has 32 divisors (see below), whose sum is σ = 3847954898592. Its totient is φ = 754919139840.

The previous prime is 2012121323099. The next prime is 2012121323119. The reversal of 2012121323110 is 113231212102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012121323119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20148156 + ... + 20247775.

It is an arithmetic number, because the mean of its divisors is an integer number (120248590581).

Almost surely, 2^{2012121323110} is an apocalyptic number.

2012121323110 is a deficient number, since it is larger than the sum of its proper divisors (1835833575482).

2012121323110 is a wasteful number, since it uses less digits than its factorization.

2012121323110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40396248.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2012121323110 its reverse (113231212102), we get a palindrome (2125352535212).

The spelling of 2012121323110 in words is "two trillion, twelve billion, one hundred twenty-one million, three hundred twenty-three thousand, one hundred ten".