1022102221012 has 48 divisors (see below), whose sum is σ = 1808454106368. Its totient is φ = 505442165760.

The previous prime is 1022102221001. The next prime is 1022102221013. The reversal of 1022102221012 is 2101222012201.

It is a happy number.

1022102221012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022102221013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85978933 + ... + 85990819.

It is an arithmetic number, because the mean of its divisors is an integer number (37676127216).

Almost surely, 2^{1022102221012} is an apocalyptic number.

It is an amenable number.

1022102221012 is a deficient number, since it is larger than the sum of its proper divisors (786351885356).

1022102221012 is a wasteful number, since it uses less digits than its factorization.

1022102221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12736 (or 12734 counting only the distinct ones).

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

Adding to 1022102221012 its reverse (2101222012201), we get a palindrome (3123324233213).

The spelling of 1022102221012 in words is "one trillion, twenty-two billion, one hundred two million, two hundred twenty-one thousand, twelve".