2211010122212 has 6 divisors (see below), whose sum is σ = 3869267713878. Its totient is φ = 1105505061104.

The previous prime is 2211010122187. The next prime is 2211010122281. The reversal of 2211010122212 is 2122210101122.

It can be written as a sum of positive squares in only one way, i.e., 2154248965696 + 56761156516 = 1467736^2 + 238246^2 .

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, 276376265273 + ... + 276376265280.

It is an arithmetic number, because the mean of its divisors is an integer number (644877952313).

Almost surely, 2^{2211010122212} is an apocalyptic number.

It is an amenable number.

2211010122212 is a deficient number, since it is larger than the sum of its proper divisors (1658257591666).

2211010122212 is a wasteful number, since it uses less digits than its factorization.

2211010122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552752530557 (or 552752530555 counting only the distinct ones).

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

Adding to 2211010122212 its reverse (2122210101122), we get a palindrome (4333220223334).

The spelling of 2211010122212 in words is "two trillion, two hundred eleven billion, ten million, one hundred twenty-two thousand, two hundred twelve".