2121001202 has 16 divisors (see below), whose sum is σ = 3205016640. Its totient is φ = 1052680368.

The previous prime is 2121001193. The next prime is 2121001213. The reversal of 2121001202 is 2021001212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258824 + ... + 266892.

It is an arithmetic number, because the mean of its divisors is an integer number (200313540).

Almost surely, 2^2121001202 is an apocalyptic number.

2121001202 is a deficient number, since it is larger than the sum of its proper divisors (1084015438).

2121001202 is a wasteful number, since it uses less digits than its factorization.

2121001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9025.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2121001202 is about 46054.3288084844. The cubic root of 2121001202 is about 1284.8338547826.

Adding to 2121001202 its reverse (2021001212), we get a palindrome (4142002414).

The spelling of 2121001202 in words is "two billion, one hundred twenty-one million, one thousand, two hundred two".