2000221121210 has 32 divisors (see below), whose sum is σ = 3884793977232. Its totient is φ = 737125608960.

The previous prime is 2000221121209. The next prime is 2000221121231. The reversal of 2000221121210 is 121211220002.

It can be written as a sum of positive squares in 8 ways, for example, as 1331301169 + 1998889820041 = 36487^2 + 1413821^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14698409 + ... + 14833868.

Almost surely, 2^{2000221121210} is an apocalyptic number.

2000221121210 is a deficient number, since it is larger than the sum of its proper divisors (1884572856022).

2000221121210 is a wasteful number, since it uses less digits than its factorization.

2000221121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29532818.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2000221121210 its reverse (121211220002), we get a palindrome (2121432341212).

The spelling of 2000221121210 in words is "two trillion, two hundred twenty-one million, one hundred twenty-one thousand, two hundred ten".