20200010102121 has 16 divisors (see below), whose sum is σ = 27200955672000. Its totient is φ = 13332878203200.

The previous prime is 20200010102117. The next prime is 20200010102141. The reversal of 20200010102121 is 12120101000202.

It is not a de Polignac number, because 20200010102121 - 2² = 20200010102117 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20200010102097 and 20200010102106.

It is not an unprimeable number, because it can be changed into a prime (20200010102141) 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, 7720755 + ... + 10000503.

It is an arithmetic number, because the mean of its divisors is an integer number (1700059729500).

Almost surely, 2^{20200010102121} is an apocalyptic number.

It is an amenable number.

20200010102121 is a deficient number, since it is larger than the sum of its proper divisors (7000945569879).

20200010102121 is a wasteful number, since it uses less digits than its factorization.

20200010102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309096.

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

Adding to 20200010102121 its reverse (12120101000202), we get a palindrome (32320111102323).

The spelling of 20200010102121 in words is "twenty trillion, two hundred billion, ten million, one hundred two thousand, one hundred twenty-one".