20031201223003 has 2 divisors, whose sum is σ = 20031201223004. Its totient is φ = 20031201223002.

The previous prime is 20031201222979. The next prime is 20031201223009. The reversal of 20031201223003 is 30032210213002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20031201223003 - 2¹³ = 20031201214811 is a prime.

It is not a weakly prime, because it can be changed into another prime (20031201223009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015600611501 + 10015600611502.

It is an arithmetic number, because the mean of its divisors is an integer number (10015600611502).

Almost surely, 2^{20031201223003} is an apocalyptic number.

20031201223003 is a deficient number, since it is larger than the sum of its proper divisors (1).

20031201223003 is an equidigital number, since it uses as much as digits as its factorization.

20031201223003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20031201223003 its reverse (30032210213002), we get a palindrome (50063411436005).

The spelling of 20031201223003 in words is "twenty trillion, thirty-one billion, two hundred one million, two hundred twenty-three thousand, three".