101211110201 has 4 divisors (see below), whose sum is σ = 101213253504. Its totient is φ = 101208966900.

The previous prime is 101211110197. The next prime is 101211110227. The reversal of 101211110201 is 102011112101.

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 a cyclic number.

It is not a de Polignac number, because 101211110201 - 2² = 101211110197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101210110201) 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, 999185 + ... + 1095806.

It is an arithmetic number, because the mean of its divisors is an integer number (25303313376).

Almost surely, 2^101211110201 is an apocalyptic number.

It is an amenable number.

101211110201 is a deficient number, since it is larger than the sum of its proper divisors (2143303).

101211110201 is an equidigital number, since it uses as much as digits as its factorization.

101211110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143302.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 101211110201 its reverse (102011112101), we get a palindrome (203222222302).

The spelling of 101211110201 in words is "one hundred one billion, two hundred eleven million, one hundred ten thousand, two hundred one".