1022201110011 has 4 divisors (see below), whose sum is σ = 1362934813352. Its totient is φ = 681467406672.

The previous prime is 1022201110001. The next prime is 1022201110013. The reversal of 1022201110011 is 1100111022201.

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

It is not a de Polignac number, because 1022201110011 - 2⁶ = 1022201109947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022201110013) 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, 170366851666 + ... + 170366851671.

It is an arithmetic number, because the mean of its divisors is an integer number (340733703338).

Almost surely, 2^{1022201110011} is an apocalyptic number.

1022201110011 is a deficient number, since it is larger than the sum of its proper divisors (340733703341).

1022201110011 is an equidigital number, since it uses as much as digits as its factorization.

1022201110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340733703340.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1022201110011 its reverse (1100111022201), we get a palindrome (2122312132212).

It can be divided in two parts, 1022201 and 110011, that multiplied together give a palindrome (112453354211).

The spelling of 1022201110011 in words is "one trillion, twenty-two billion, two hundred one million, one hundred ten thousand, eleven".