100212110210111 has 4 divisors (see below), whose sum is σ = 100212130859424. Its totient is φ = 100212089560800.

The previous prime is 100212110210101. The next prime is 100212110210117. The reversal of 100212110210111 is 111012011212001.

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

It is a cyclic number.

It is not a de Polignac number, because 100212110210111 - 2¹⁸ = 100212109947967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100212110210117) 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, 1371626 + ... + 14223416.

It is an arithmetic number, because the mean of its divisors is an integer number (25053032714856).

Almost surely, 2^{100212110210111} is an apocalyptic number.

100212110210111 is a deficient number, since it is larger than the sum of its proper divisors (20649313).

100212110210111 is an equidigital number, since it uses as much as digits as its factorization.

100212110210111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20649312.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 100212110210111 its reverse (111012011212001), we get a palindrome (211224121422112).

The spelling of 100212110210111 in words is "one hundred trillion, two hundred twelve billion, one hundred ten million, two hundred ten thousand, one hundred eleven".