101202002202121 has 4 divisors (see below), whose sum is σ = 101204334572544. Its totient is φ = 101199669831700.

The previous prime is 101202002202109. The next prime is 101202002202157. The reversal of 101202002202121 is 121202200202101.

It is a happy number.

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 101202002202121 - 2⁴⁵ = 66017630113289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101202002202095 and 101202002202104.

It is not an unprimeable number, because it can be changed into a prime (101202002202421) 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, 1166120125 + ... + 1166206906.

It is an arithmetic number, because the mean of its divisors is an integer number (25301083643136).

Almost surely, 2^{101202002202121} is an apocalyptic number.

It is an amenable number.

101202002202121 is a deficient number, since it is larger than the sum of its proper divisors (2332370423).

101202002202121 is an equidigital number, since it uses as much as digits as its factorization.

101202002202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2332370422.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 101202002202121 its reverse (121202200202101), we get a palindrome (222404202404222).

It can be divided in two parts, 10120200 and 2202121, that added together give a palindrome (12322321).

The spelling of 101202002202121 in words is "one hundred one trillion, two hundred two billion, two million, two hundred two thousand, one hundred twenty-one".