20022201001121 has 8 divisors (see below), whose sum is σ = 22375142582688. Its totient is φ = 17758049668000.

The previous prime is 20022201001079. The next prime is 20022201001183. The reversal of 20022201001121 is 12110010222002.

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 20022201001121 - 2¹⁰ = 20022201000097 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20022201001096 and 20022201001105.

It is not an unprimeable number, because it can be changed into a prime (20022201001021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22197561635 + ... + 22197562536.

It is an arithmetic number, because the mean of its divisors is an integer number (2796892822836).

Almost surely, 2^{20022201001121} is an apocalyptic number.

It is an amenable number.

20022201001121 is a deficient number, since it is larger than the sum of its proper divisors (2352941581567).

20022201001121 is a wasteful number, since it uses less digits than its factorization.

20022201001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44395124223.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20022201001121 its reverse (12110010222002), we get a palindrome (32132211223123).

The spelling of 20022201001121 in words is "twenty trillion, twenty-two billion, two hundred one million, one thousand, one hundred twenty-one".