100000020211011 has 12 divisors (see below), whose sum is σ = 149103972788160. Its totient is φ = 64516142071440.

The previous prime is 100000020211001. The next prime is 100000020211019. The reversal of 100000020211011 is 110112020000001.

It is a happy number.

It is not a de Polignac number, because 100000020211011 - 2⁶ = 100000020210947 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100000020210984 and 100000020211002.

It is not an unprimeable number, because it can be changed into a prime (100000020211019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 179211505476 + ... + 179211506033.

It is an arithmetic number, because the mean of its divisors is an integer number (12425331065680).

Almost surely, 2^{100000020211011} is an apocalyptic number.

100000020211011 is a deficient number, since it is larger than the sum of its proper divisors (49103952577149).

100000020211011 is a wasteful number, since it uses less digits than its factorization.

100000020211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358423011546 (or 358423011543 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 100000020211011 its reverse (110112020000001), we get a palindrome (210112040211012).

The spelling of 100000020211011 in words is "one hundred trillion, twenty million, two hundred eleven thousand, eleven".