2101212220010 has 32 divisors (see below), whose sum is σ = 3836610686592. Its totient is φ = 828396775360.

The previous prime is 2101212220001. The next prime is 2101212220021. The reversal of 2101212220010 is 100222121012.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1914032 + ... + 2804628.

It is an arithmetic number, because the mean of its divisors is an integer number (119894083956).

Almost surely, 2^{2101212220010} is an apocalyptic number.

2101212220010 is a deficient number, since it is larger than the sum of its proper divisors (1735398466582).

2101212220010 is a wasteful number, since it uses less digits than its factorization.

2101212220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893998.

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

Adding to 2101212220010 its reverse (100222121012), we get a palindrome (2201434341022).

The spelling of 2101212220010 in words is "two trillion, one hundred one billion, two hundred twelve million, two hundred twenty thousand, ten".