2012121031003 has 2 divisors, whose sum is σ = 2012121031004. Its totient is φ = 2012121031002.

The previous prime is 2012121030973. The next prime is 2012121031061. The reversal of 2012121031003 is 3001301212102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2012121031003 - 2¹³ = 2012121022811 is a prime.

It is not a weakly prime, because it can be changed into another prime (2012121031303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006060515501 + 1006060515502.

It is an arithmetic number, because the mean of its divisors is an integer number (1006060515502).

Almost surely, 2^{2012121031003} is an apocalyptic number.

2012121031003 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012121031003 is an equidigital number, since it uses as much as digits as its factorization.

2012121031003 is an evil number, because the sum of its binary digits is even.

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

Adding to 2012121031003 its reverse (3001301212102), we get a palindrome (5013422243105).

The spelling of 2012121031003 in words is "two trillion, twelve billion, one hundred twenty-one million, thirty-one thousand, three".