2011212210212 has 6 divisors (see below), whose sum is σ = 3519621367878. Its totient is φ = 1005606105104.

The previous prime is 2011212210193. The next prime is 2011212210239. The reversal of 2011212210212 is 2120122121102.

It can be written as a sum of positive squares in only one way, i.e., 1814904729856 + 196307480356 = 1347184^2 + 443066^2 .

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 as a sum of consecutive naturals, namely, 251401526273 + ... + 251401526280.

It is an arithmetic number, because the mean of its divisors is an integer number (586603561313).

Almost surely, 2^{2011212210212} is an apocalyptic number.

It is an amenable number.

2011212210212 is a deficient number, since it is larger than the sum of its proper divisors (1508409157666).

2011212210212 is a wasteful number, since it uses less digits than its factorization.

2011212210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502803052557 (or 502803052555 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2011212210212 its reverse (2120122121102), we get a palindrome (4131334331314).

The spelling of 2011212210212 in words is "two trillion, eleven billion, two hundred twelve million, two hundred ten thousand, two hundred twelve".