111010211110201 has 8 divisors (see below), whose sum is σ = 119568824713800. Its totient is φ = 102454364163072.

The previous prime is 111010211110163. The next prime is 111010211110241. The reversal of 111010211110201 is 102011112010111.

It can be written as a sum of positive squares in 4 ways, for example, as 2741524620025 + 108268686490176 = 1655755^2 + 10405224^2 .

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 111010211110201 - 2¹³ = 111010211102009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111010211110241) 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, 691580776 + ... + 691741273.

It is an arithmetic number, because the mean of its divisors is an integer number (14946103089225).

Almost surely, 2^{111010211110201} is an apocalyptic number.

It is an amenable number.

111010211110201 is a deficient number, since it is larger than the sum of its proper divisors (8558613603599).

111010211110201 is a wasteful number, since it uses less digits than its factorization.

111010211110201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1383328235.

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

Adding to 111010211110201 its reverse (102011112010111), we get a palindrome (213021323120312).

The spelling of 111010211110201 in words is "one hundred eleven trillion, ten billion, two hundred eleven million, one hundred ten thousand, two hundred one".