202220021010121 has 8 divisors (see below), whose sum is σ = 211013254863360. Its totient is φ = 193426875409152.

The previous prime is 202220021010097. The next prime is 202220021010173. The reversal of 202220021010121 is 121010120022202.

It is a happy number.

202220021010121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 202220021010121 - 2⁹ = 202220021009609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202220021010095 and 202220021010104.

It is not an unprimeable number, because it can be changed into a prime (202220022010121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17359320 + ... + 26566633.

It is an arithmetic number, because the mean of its divisors is an integer number (26376656857920).

Almost surely, 2^{202220021010121} is an apocalyptic number.

It is an amenable number.

202220021010121 is a deficient number, since it is larger than the sum of its proper divisors (8793233853239).

202220021010121 is a wasteful number, since it uses less digits than its factorization.

202220021010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44126135.

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

Adding to 202220021010121 its reverse (121010120022202), we get a palindrome (323230141032323).

The spelling of 202220021010121 in words is "two hundred two trillion, two hundred twenty billion, twenty-one million, ten thousand, one hundred twenty-one".