106201205501 has 4 divisors (see below), whose sum is σ = 107141039292. Its totient is φ = 105261371712.

The previous prime is 106201205449. The next prime is 106201205521. The reversal of 106201205501 is 105502102601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105502102601 = 7 ⋅15071728943.

It can be written as a sum of positive squares in 2 ways, for example, as 31152603001 + 75048602500 = 176501^2 + 273950^2 .

It is a cyclic number.

It is not a de Polignac number, because 106201205501 - 2¹⁸ = 106200943357 is a prime.

It is a super-3 number, since 3×106201205501³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106201205521) 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, 469916726 + ... + 469916951.

It is an arithmetic number, because the mean of its divisors is an integer number (26785259823).

Almost surely, 2^106201205501 is an apocalyptic number.

It is an amenable number.

106201205501 is a deficient number, since it is larger than the sum of its proper divisors (939833791).

106201205501 is an equidigital number, since it uses as much as digits as its factorization.

106201205501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939833790.

The product of its (nonzero) digits is 600, while the sum is 23.

It can be divided in two parts, 10620 and 1205501, that added together give a palindrome (1216121).

The spelling of 106201205501 in words is "one hundred six billion, two hundred one million, two hundred five thousand, five hundred one".