2112201022210 has 16 divisors (see below), whose sum is σ = 3803412463992. Its totient is φ = 844558048000.

The previous prime is 2112201022159. The next prime is 2112201022241. The reversal of 2112201022210 is 122201022112.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2035738264849 + 76462757361 = 1426793^2 + 276519^2 .

It is a super-2 number, since 2×2112201022210² (a number of 25 digits) contains 22 as substring.

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, 40267591 + ... + 40320010.

Almost surely, 2^{2112201022210} is an apocalyptic number.

2112201022210 is a deficient number, since it is larger than the sum of its proper divisors (1691211441782).

2112201022210 is a wasteful number, since it uses less digits than its factorization.

2112201022210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80590229.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2112201022210 its reverse (122201022112), we get a palindrome (2234402044322).

The spelling of 2112201022210 in words is "two trillion, one hundred twelve billion, two hundred one million, twenty-two thousand, two hundred ten".