1022022021111 has 128 divisors (see below), whose sum is σ = 1759711027200. Its totient is φ = 513106513920.

The previous prime is 1022022021101. The next prime is 1022022021113. The reversal of 1022022021111 is 1111202202201.

It is not a de Polignac number, because 1022022021111 - 2⁷ = 1022022020983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022022021113) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 773672331 + ... + 773673651.

It is an arithmetic number, because the mean of its divisors is an integer number (13747742400).

Almost surely, 2^{1022022021111} is an apocalyptic number.

1022022021111 is a deficient number, since it is larger than the sum of its proper divisors (737689006089).

1022022021111 is a wasteful number, since it uses less digits than its factorization.

1022022021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1022022021111 its reverse (1111202202201), we get a palindrome (2133224223312).

The spelling of 1022022021111 in words is "one trillion, twenty-two billion, twenty-two million, twenty-one thousand, one hundred eleven".