1012020222212 has 24 divisors (see below), whose sum is σ = 1797534527040. Its totient is φ = 498439481760.

The previous prime is 1012020222181. The next prime is 1012020222331. The reversal of 1012020222212 is 2122220202101.

It is a happy number.

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, 10002614 + ... + 10103282.

It is an arithmetic number, because the mean of its divisors is an integer number (74897271960).

Almost surely, 2^{1012020222212} is an apocalyptic number.

It is an amenable number.

1012020222212 is a deficient number, since it is larger than the sum of its proper divisors (785514304828).

1012020222212 is a wasteful number, since it uses less digits than its factorization.

1012020222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138251 (or 138249 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1012020222212 its reverse (2122220202101), we get a palindrome (3134240424313).

The spelling of 1012020222212 in words is "one trillion, twelve billion, twenty million, two hundred twenty-two thousand, two hundred twelve".