101200221201 has 4 divisors (see below), whose sum is σ = 134933628272. Its totient is φ = 67466814132.

The previous prime is 101200221167. The next prime is 101200221203. The reversal of 101200221201 is 102122002101.

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 not a de Polignac number, because 101200221201 - 2⁶ = 101200221137 is a prime.

It is a super-2 number, since 2×101200221201² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101200221203) 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, 16866703531 + ... + 16866703536.

It is an arithmetic number, because the mean of its divisors is an integer number (33733407068).

Almost surely, 2^101200221201 is an apocalyptic number.

It is an amenable number.

101200221201 is a deficient number, since it is larger than the sum of its proper divisors (33733407071).

101200221201 is an equidigital number, since it uses as much as digits as its factorization.

101200221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33733407070.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 101200221201 its reverse (102122002101), we get a palindrome (203322223302).

It can be divided in two parts, 1012002 and 21201, that added together give a triangular number (1033203 = T₁₄₃₇).

The spelling of 101200221201 in words is "one hundred one billion, two hundred million, two hundred twenty-one thousand, two hundred one".