2101211002210 has 8 divisors (see below), whose sum is σ = 3782179803996. Its totient is φ = 840484400880.

The previous prime is 2101211002169. The next prime is 2101211002223. The reversal of 2101211002210 is 122001121012.

It can be written as a sum of positive squares in 2 ways, for example, as 2037410809641 + 63800192569 = 1427379^2 + 252587^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105060550101 + ... + 105060550120.

Almost surely, 2^{2101211002210} is an apocalyptic number.

2101211002210 is a deficient number, since it is larger than the sum of its proper divisors (1680968801786).

2101211002210 is a wasteful number, since it uses less digits than its factorization.

2101211002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210121100228.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2101211002210 its reverse (122001121012), we get a palindrome (2223212123222).

The spelling of 2101211002210 in words is "two trillion, one hundred one billion, two hundred eleven million, two thousand, two hundred ten".