20020200101121 has 16 divisors (see below), whose sum is σ = 29121480864000. Its totient is φ = 12132958853520.

The previous prime is 20020200101107. The next prime is 20020200101129. The reversal of 20020200101121 is 12110100202002.

It is not a de Polignac number, because 20020200101121 - 2⁵ = 20020200101089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20020200101097 and 20020200101106.

It is not an unprimeable number, because it can be changed into a prime (20020200101129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11573115 + ... + 13190048.

It is an arithmetic number, because the mean of its divisors is an integer number (1820092554000).

Almost surely, 2^{20020200101121} is an apocalyptic number.

It is an amenable number.

20020200101121 is a deficient number, since it is larger than the sum of its proper divisors (9101280762879).

20020200101121 is a wasteful number, since it uses less digits than its factorization.

20020200101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24787676.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20020200101121 its reverse (12110100202002), we get a palindrome (32130300303123).

The spelling of 20020200101121 in words is "twenty trillion, twenty billion, two hundred million, one hundred one thousand, one hundred twenty-one".