101201021201 has 32 divisors (see below), whose sum is σ = 121280839680. Its totient is φ = 82617796800.

The previous prime is 101201021197. The next prime is 101201021237. The reversal of 101201021201 is 102120102101.

It is not a de Polignac number, because 101201021201 - 2² = 101201021197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101201021101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20773796 + ... + 20778666.

It is an arithmetic number, because the mean of its divisors is an integer number (3790026240).

Almost surely, 2^101201021201 is an apocalyptic number.

It is an amenable number.

101201021201 is a deficient number, since it is larger than the sum of its proper divisors (20079818479).

101201021201 is a wasteful number, since it uses less digits than its factorization.

101201021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6405.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101201021201 its reverse (102120102101), we get a palindrome (203321123302).

The spelling of 101201021201 in words is "one hundred one billion, two hundred one million, twenty-one thousand, two hundred one".