20212012003 has 2 divisors, whose sum is σ = 20212012004. Its totient is φ = 20212012002.

The previous prime is 20212011973. The next prime is 20212012049. The reversal of 20212012003 is 30021021202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20212012003 - 2¹³ = 20212003811 is a prime.

It is a super-3 number, since 3×20212012003³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (20212012103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106006001 + 10106006002.

It is an arithmetic number, because the mean of its divisors is an integer number (10106006002).

Almost surely, 2^20212012003 is an apocalyptic number.

20212012003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212012003 is an equidigital number, since it uses as much as digits as its factorization.

20212012003 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 13.

Adding to 20212012003 its reverse (30021021202), we get a palindrome (50233033205).

The spelling of 20212012003 in words is "twenty billion, two hundred twelve million, twelve thousand, three".