1110212212101 has 4 divisors (see below), whose sum is σ = 1480282949472. Its totient is φ = 740141474732.

The previous prime is 1110212212099. The next prime is 1110212212103. The reversal of 1110212212101 is 1012122120111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1110212212099) and next prime (1110212212103).

It is a cyclic number.

It is not a de Polignac number, because 1110212212101 - 2¹ = 1110212212099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110212212103) 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, 185035368681 + ... + 185035368686.

It is an arithmetic number, because the mean of its divisors is an integer number (370070737368).

Almost surely, 2^{1110212212101} is an apocalyptic number.

It is an amenable number.

1110212212101 is a deficient number, since it is larger than the sum of its proper divisors (370070737371).

1110212212101 is an equidigital number, since it uses as much as digits as its factorization.

1110212212101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370070737370.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1110212212101 its reverse (1012122120111), we get a palindrome (2122334332212).

The spelling of 1110212212101 in words is "one trillion, one hundred ten billion, two hundred twelve million, two hundred twelve thousand, one hundred one".