1011020222011 has 8 divisors (see below), whose sum is σ = 1054987860384. Its totient is φ = 967053436800.

The previous prime is 1011020221993. The next prime is 1011020222071. The reversal of 1011020222011 is 1102220201101.

1011020222011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1011020222011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1011020221982 and 1011020222000.

It is not an unprimeable number, because it can be changed into a prime (1011020222071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3879411 + ... + 4131811.

It is an arithmetic number, because the mean of its divisors is an integer number (131873482548).

Almost surely, 2^{1011020222011} is an apocalyptic number.

1011020222011 is a deficient number, since it is larger than the sum of its proper divisors (43967638373).

1011020222011 is a wasteful number, since it uses less digits than its factorization.

1011020222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426581.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1011020222011 its reverse (1102220201101), we get a palindrome (2113240423112).

The spelling of 1011020222011 in words is "one trillion, eleven billion, twenty million, two hundred twenty-two thousand, eleven".