2211223202012 has 24 divisors (see below), whose sum is σ = 4221469042560. Its totient is φ = 1005091234160.

The previous prime is 2211223202011. The next prime is 2211223202017. The reversal of 2211223202012 is 2102023221122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211223202011) 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 7 ways as a sum of consecutive naturals, for example, 5657939 + ... + 6036117.

It is an arithmetic number, because the mean of its divisors is an integer number (175894543440).

Almost surely, 2^{2211223202012} is an apocalyptic number.

2211223202012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2211223202012 is a deficient number, since it is larger than the sum of its proper divisors (2010245840548).

2211223202012 is a wasteful number, since it uses less digits than its factorization.

2211223202012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511081 (or 511079 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 2211223202012 its reverse (2102023221122), we get a palindrome (4313246423134).

The spelling of 2211223202012 in words is "two trillion, two hundred eleven billion, two hundred twenty-three million, two hundred two thousand, twelve".