1020011022222 has 128 divisors (see below), whose sum is σ = 2328350883840. Its totient is φ = 295999249920.

The previous prime is 1020011022181. The next prime is 1020011022257. The reversal of 1020011022222 is 2222201100201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117739063 + ... + 117747725.

It is an arithmetic number, because the mean of its divisors is an integer number (18190241280).

Almost surely, 2^{1020011022222} is an apocalyptic number.

1020011022222 is an abundant number, since it is smaller than the sum of its proper divisors (1308339861618).

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

1020011022222 is a wasteful number, since it uses less digits than its factorization.

1020011022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10358.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1020011022222 its reverse (2222201100201), we get a palindrome (3242212122423).

The spelling of 1020011022222 in words is "one trillion, twenty billion, eleven million, twenty-two thousand, two hundred twenty-two".