20022011120121 has 8 divisors (see below), whose sum is σ = 26770376986560. Its totient is φ = 13310826333552.

The previous prime is 20022011120077. The next prime is 20022011120147. The reversal of 20022011120121 is 12102111022002.

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

It is not a de Polignac number, because 20022011120121 - 2²³ = 20022002731513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20022011120121.

It is not an unprimeable number, because it can be changed into a prime (20022011120171) 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, 9295268710 + ... + 9295270863.

It is an arithmetic number, because the mean of its divisors is an integer number (3346297123320).

Almost surely, 2^{20022011120121} is an apocalyptic number.

It is an amenable number.

20022011120121 is a deficient number, since it is larger than the sum of its proper divisors (6748365866439).

20022011120121 is a wasteful number, since it uses less digits than its factorization.

20022011120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18590539935.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20022011120121 its reverse (12102111022002), we get a palindrome (32124122142123).

The spelling of 20022011120121 in words is "twenty trillion, twenty-two billion, eleven million, one hundred twenty thousand, one hundred twenty-one".