1012011222212 has 24 divisors (see below), whose sum is σ = 1787104443096. Its totient is φ = 501412018688.

The previous prime is 1012011222197. The next prime is 1012011222281. The reversal of 1012011222212 is 2122221102101.

It can be written as a sum of positive squares in 4 ways, for example, as 10858890436 + 1001152331776 = 104206^2 + 1000576^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 1720598 + ... + 2232594.

It is an arithmetic number, because the mean of its divisors is an integer number (74462685129).

Almost surely, 2^{1012011222212} is an apocalyptic number.

It is an amenable number.

1012011222212 is a deficient number, since it is larger than the sum of its proper divisors (775093220884).

1012011222212 is a wasteful number, since it uses less digits than its factorization.

1012011222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516487 (or 516485 counting only the distinct ones).

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

Adding to 1012011222212 its reverse (2122221102101), we get a palindrome (3134232324313).

The spelling of 1012011222212 in words is "one trillion, twelve billion, eleven million, two hundred twenty-two thousand, two hundred twelve".