101120202121201 has 4 divisors (see below), whose sum is σ = 101145029083812. Its totient is φ = 101095375158592.

The previous prime is 101120202121121. The next prime is 101120202121247. The reversal of 101120202121201 is 102121202021101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13703686018801 + 87416516102400 = 3701849^2 + 9349680^2 .

It is a cyclic number.

It is not a de Polignac number, because 101120202121201 - 2¹⁹ = 101120201596913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101120202121801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12413475196 + ... + 12413483341.

It is an arithmetic number, because the mean of its divisors is an integer number (25286257270953).

Almost surely, 2^{101120202121201} is an apocalyptic number.

It is an amenable number.

101120202121201 is a deficient number, since it is larger than the sum of its proper divisors (24826962611).

101120202121201 is an equidigital number, since it uses as much as digits as its factorization.

101120202121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24826962610.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 101120202121201 its reverse (102121202021101), we get a palindrome (203241404142302).

It can be divided in two parts, 10112020 and 2121201, that added together give a palindrome (12233221).

The spelling of 101120202121201 in words is "one hundred one trillion, one hundred twenty billion, two hundred two million, one hundred twenty-one thousand, two hundred one".