12021021031003 has 2 divisors, whose sum is σ = 12021021031004. Its totient is φ = 12021021031002.

The previous prime is 12021021030973. The next prime is 12021021031091. The reversal of 12021021031003 is 30013012012021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12021021031003 - 2¹³ = 12021021022811 is a prime.

It is not a weakly prime, because it can be changed into another prime (12021021034003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010510515501 + 6010510515502.

It is an arithmetic number, because the mean of its divisors is an integer number (6010510515502).

Almost surely, 2^{12021021031003} is an apocalyptic number.

12021021031003 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021021031003 is an equidigital number, since it uses as much as digits as its factorization.

12021021031003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12021021031003 its reverse (30013012012021), we get a palindrome (42034033043024).

The spelling of 12021021031003 in words is "twelve trillion, twenty-one billion, twenty-one million, thirty-one thousand, three".