20200010210121 has 32 divisors (see below), whose sum is σ = 33256748102400. Its totient is φ = 10863871027968.

The previous prime is 20200010210099. The next prime is 20200010210123. The reversal of 20200010210121 is 12101201000202.

It is not a de Polignac number, because 20200010210121 - 2⁷ = 20200010209993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20200010210097 and 20200010210106.

It is not an unprimeable number, because it can be changed into a prime (20200010210123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 577356606 + ... + 577391591.

It is an arithmetic number, because the mean of its divisors is an integer number (1039273378200).

Almost surely, 2^{20200010210121} is an apocalyptic number.

20200010210121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

20200010210121 is a deficient number, since it is larger than the sum of its proper divisors (13056737892279).

20200010210121 is a wasteful number, since it uses less digits than its factorization.

20200010210121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154748238 (or 1154748224 counting only the distinct ones).

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

Adding to 20200010210121 its reverse (12101201000202), we get a palindrome (32301211210323).

The spelling of 20200010210121 in words is "twenty trillion, two hundred billion, ten million, two hundred ten thousand, one hundred twenty-one".