20202301121 has 4 divisors (see below), whose sum is σ = 20323273152. Its totient is φ = 20081329092.

The previous prime is 20202301103. The next prime is 20202301127. The reversal of 20202301121 is 12110320202.

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 20202301121 - 2¹⁴ = 20202284737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20202301096 and 20202301105.

It is not an unprimeable number, because it can be changed into a prime (20202301127) 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, 60485765 + ... + 60486098.

It is an arithmetic number, because the mean of its divisors is an integer number (5080818288).

Almost surely, 2^20202301121 is an apocalyptic number.

It is an amenable number.

20202301121 is a deficient number, since it is larger than the sum of its proper divisors (120972031).

20202301121 is a wasteful number, since it uses less digits than its factorization.

20202301121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120972030.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20202301121 its reverse (12110320202), we get a palindrome (32312621323).

The spelling of 20202301121 in words is "twenty billion, two hundred two million, three hundred one thousand, one hundred twenty-one".