100021002111011 has 2 divisors, whose sum is σ = 100021002111012. Its totient is φ = 100021002111010.

The previous prime is 100021002110993. The next prime is 100021002111031. The reversal of 100021002111011 is 110111200120001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100021002111011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100021002110983 and 100021002111001.

It is not a weakly prime, because it can be changed into another prime (100021002111031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50010501055505 + 50010501055506.

It is an arithmetic number, because the mean of its divisors is an integer number (50010501055506).

Almost surely, 2^{100021002111011} is an apocalyptic number.

100021002111011 is a deficient number, since it is larger than the sum of its proper divisors (1).

100021002111011 is an equidigital number, since it uses as much as digits as its factorization.

100021002111011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100021002111011 its reverse (110111200120001), we get a palindrome (210132202231012).

The spelling of 100021002111011 in words is "one hundred trillion, twenty-one billion, two million, one hundred eleven thousand, eleven".