2121066010 has 32 divisors (see below), whose sum is σ = 4364957952. Its totient is φ = 726952320.

The previous prime is 2121066001. The next prime is 2121066011. The reversal of 2121066010 is 106601212.

It is not an unprimeable number, because it can be changed into a prime (2121066011) 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, 307459 + ... + 314281.

It is an arithmetic number, because the mean of its divisors is an integer number (136404936).

Almost surely, 2^2121066010 is an apocalyptic number.

2121066010 is an abundant number, since it is smaller than the sum of its proper divisors (2243891942).

2121066010 is a wasteful number, since it uses less digits than its factorization.

2121066010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11278.

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

The square root of 2121066010 is about 46055.0324068934. The cubic root of 2121066010 is about 1284.8469408454.

Adding to 2121066010 its reverse (106601212), we get a palindrome (2227667222).

The spelling of 2121066010 in words is "two billion, one hundred twenty-one million, sixty-six thousand, ten".