1220102001011 has 2 divisors, whose sum is σ = 1220102001012. Its totient is φ = 1220102001010.

The previous prime is 1220102001007. The next prime is 1220102001071. The reversal of 1220102001011 is 1101002010221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1220102001011 - 2² = 1220102001007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1220102000983 and 1220102001001.

It is not a weakly prime, because it can be changed into another prime (1220102001071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610051000505 + 610051000506.

It is an arithmetic number, because the mean of its divisors is an integer number (610051000506).

Almost surely, 2^{1220102001011} is an apocalyptic number.

1220102001011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220102001011 is an equidigital number, since it uses as much as digits as its factorization.

1220102001011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1220102001011 its reverse (1101002010221), we get a palindrome (2321104011232).

The spelling of 1220102001011 in words is "one trillion, two hundred twenty billion, one hundred two million, one thousand, eleven".