202220100121 has 8 divisors (see below), whose sum is σ = 218230145280. Its totient is φ = 186275005392.

The previous prime is 202220100091. The next prime is 202220100127. The reversal of 202220100121 is 121001022202.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 202220100121 - 2¹³ = 202220091929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202220100127) 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, 16231135 + ... + 16243588.

It is an arithmetic number, because the mean of its divisors is an integer number (27278768160).

Almost surely, 2^202220100121 is an apocalyptic number.

It is an amenable number.

202220100121 is a deficient number, since it is larger than the sum of its proper divisors (16010045159).

202220100121 is a wasteful number, since it uses less digits than its factorization.

202220100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32475215.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 202220100121 its reverse (121001022202), we get a palindrome (323221122323).

The spelling of 202220100121 in words is "two hundred two billion, two hundred twenty million, one hundred thousand, one hundred twenty-one".