101111102001211 has 4 divisors (see below), whose sum is σ = 101120171086000. Its totient is φ = 101102032916424.

The previous prime is 101111102001193. The next prime is 101111102001229. The reversal of 101111102001211 is 112100201111101.

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

It is an interprime number because it is at equal distance from previous prime (101111102001193) and next prime (101111102001229).

It is a cyclic number.

It is not a de Polignac number, because 101111102001211 - 2¹⁷ = 101111101870139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101111102001191 and 101111102001200.

It is not an unprimeable number, because it can be changed into a prime (101111102001271) 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, 4534525671 + ... + 4534547968.

It is an arithmetic number, because the mean of its divisors is an integer number (25280042771500).

Almost surely, 2^{101111102001211} is an apocalyptic number.

101111102001211 is a deficient number, since it is larger than the sum of its proper divisors (9069084789).

101111102001211 is an equidigital number, since it uses as much as digits as its factorization.

101111102001211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9069084788.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 101111102001211 its reverse (112100201111101), we get a palindrome (213211303112312).

The spelling of 101111102001211 in words is "one hundred one trillion, one hundred eleven billion, one hundred two million, one thousand, two hundred eleven".