100020000212111 has 8 divisors (see below), whose sum is σ = 115874442516384. Its totient is φ = 84557025619200.

The previous prime is 100020000212107. The next prime is 100020000212173. The reversal of 100020000212111 is 111212000020001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100020000212111 - 2² = 100020000212107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100020000212092 and 100020000212101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100020000212411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97866927290 + ... + 97866928311.

It is an arithmetic number, because the mean of its divisors is an integer number (14484305314548).

Almost surely, 2^{100020000212111} is an apocalyptic number.

100020000212111 is a deficient number, since it is larger than the sum of its proper divisors (15854442304273).

100020000212111 is an equidigital number, since it uses as much as digits as its factorization.

100020000212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195733855681.

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

Adding to 100020000212111 its reverse (111212000020001), we get a palindrome (211232000232112).

The spelling of 100020000212111 in words is "one hundred trillion, twenty billion, two hundred twelve thousand, one hundred eleven".