1020222212244 has 12 divisors (see below), whose sum is σ = 2380518495264. Its totient is φ = 340074070744.

The previous prime is 1020222212173. The next prime is 1020222212257. The reversal of 1020222212244 is 4422122220201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42509258832 + ... + 42509258855.

It is an arithmetic number, because the mean of its divisors is an integer number (198376541272).

Almost surely, 2^{1020222212244} is an apocalyptic number.

It is an amenable number.

1020222212244 is an abundant number, since it is smaller than the sum of its proper divisors (1360296283020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020222212244 is a wasteful number, since it uses less digits than its factorization.

1020222212244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85018517694 (or 85018517692 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 1020222212244 its reverse (4422122220201), we get a palindrome (5442344432445).

The spelling of 1020222212244 in words is "one trillion, twenty billion, two hundred twenty-two million, two hundred twelve thousand, two hundred forty-four".