101012111022211 has 4 divisors (see below), whose sum is σ = 102012230933424. Its totient is φ = 100011991111000.

The previous prime is 101012111022191. The next prime is 101012111022217. The reversal of 101012111022211 is 112220111210101.

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 101012111022211 - 2⁷ = 101012111022083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101012111022217) 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, 500059955455 + ... + 500059955656.

It is an arithmetic number, because the mean of its divisors is an integer number (25503057733356).

Almost surely, 2^{101012111022211} is an apocalyptic number.

101012111022211 is a deficient number, since it is larger than the sum of its proper divisors (1000119911213).

101012111022211 is a wasteful number, since it uses less digits than its factorization.

101012111022211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000119911212.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 101012111022211 its reverse (112220111210101), we get a palindrome (213232222232312).

The spelling of 101012111022211 in words is "one hundred one trillion, twelve billion, one hundred eleven million, twenty-two thousand, two hundred eleven".