2020102121003 has 2 divisors, whose sum is σ = 2020102121004. Its totient is φ = 2020102121002.

The previous prime is 2020102120991. The next prime is 2020102121017. The reversal of 2020102121003 is 3001212010202.

It is a happy number.

It is an a-pointer prime, because the next prime (2020102121017) can be obtained adding 2020102121003 to its sum of digits (14).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2020102121003 - 2²⁶ = 2020035012139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020102121083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010051060501 + 1010051060502.

It is an arithmetic number, because the mean of its divisors is an integer number (1010051060502).

Almost surely, 2^{2020102121003} is an apocalyptic number.

2020102121003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020102121003 is an equidigital number, since it uses as much as digits as its factorization.

2020102121003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2020102121003 its reverse (3001212010202), we get a palindrome (5021314131205).

The spelling of 2020102121003 in words is "two trillion, twenty billion, one hundred two million, one hundred twenty-one thousand, three".