1011202220011 has 4 divisors (see below), whose sum is σ = 1011211692624. Its totient is φ = 1011192747400.

The previous prime is 1011202219961. The next prime is 1011202220099. The reversal of 1011202220011 is 1100222021101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1011202220011 - 2¹⁹ = 1011201695723 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1011202219973 and 1011202220000.

It is not an unprimeable number, because it can be changed into a prime (1011202220311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4574335 + ... + 4790296.

It is an arithmetic number, because the mean of its divisors is an integer number (252802923156).

Almost surely, 2^{1011202220011} is an apocalyptic number.

1011202220011 is a deficient number, since it is larger than the sum of its proper divisors (9472613).

1011202220011 is an equidigital number, since it uses as much as digits as its factorization.

1011202220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9472612.

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

Adding to 1011202220011 its reverse (1100222021101), we get a palindrome (2111424241112).

The spelling of 1011202220011 in words is "one trillion, eleven billion, two hundred two million, two hundred twenty thousand, eleven".