1022220211012 has 96 divisors (see below), whose sum is σ = 2424308382720. Its totient is φ = 364195681920.

The previous prime is 1022220210983. The next prime is 1022220211013. The reversal of 1022220211012 is 2101120222201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1022220211013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 764562 + ... + 1621417.

It is an arithmetic number, because the mean of its divisors is an integer number (25253212320).

Almost surely, 2^{1022220211012} is an apocalyptic number.

It is an amenable number.

1022220211012 is an abundant number, since it is smaller than the sum of its proper divisors (1402088171708).

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

1022220211012 is a wasteful number, since it uses less digits than its factorization.

1022220211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2386121 (or 2386119 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1022220211012 its reverse (2101120222201), we get a palindrome (3123340433213).

The spelling of 1022220211012 in words is "one trillion, twenty-two billion, two hundred twenty million, two hundred eleven thousand, twelve".