2113212211010 has 32 divisors (see below), whose sum is σ = 3806469547632. Its totient is φ = 844687872000.

The previous prime is 2113212210997. The next prime is 2113212211013. The reversal of 2113212211010 is 101122123112.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1556333595961 + 556878615049 = 1247531^2 + 746243^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2113212211010.

It is not an unprimeable number, because it can be changed into a prime (2113212211013) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 97493534 + ... + 97515206.

Almost surely, 2^{2113212211010} is an apocalyptic number.

2113212211010 is a deficient number, since it is larger than the sum of its proper divisors (1693257336622).

2113212211010 is a wasteful number, since it uses less digits than its factorization.

2113212211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28118.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 2113212211010 its reverse (101122123112), we get a palindrome (2214334334122).

The spelling of 2113212211010 in words is "two trillion, one hundred thirteen billion, two hundred twelve million, two hundred eleven thousand, ten".