2121200210210 has 64 divisors (see below), whose sum is σ = 3917036672640. Its totient is φ = 826804070400.

The previous prime is 2121200210191. The next prime is 2121200210293. The reversal of 2121200210210 is 120120021212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50233586 + ... + 50275794.

It is an arithmetic number, because the mean of its divisors is an integer number (61203698010).

Almost surely, 2^{2121200210210} is an apocalyptic number.

2121200210210 is a deficient number, since it is larger than the sum of its proper divisors (1795836462430).

2121200210210 is a wasteful number, since it uses less digits than its factorization.

2121200210210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43091.

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

Adding to 2121200210210 its reverse (120120021212), we get a palindrome (2241320231422).

It can be divided in two parts, 21212002 and 10210, that added together give a palindrome (21222212).

The spelling of 2121200210210 in words is "two trillion, one hundred twenty-one billion, two hundred million, two hundred ten thousand, two hundred ten".