20031033227099 has 2 divisors, whose sum is σ = 20031033227100. Its totient is φ = 20031033227098.

The previous prime is 20031033227063. The next prime is 20031033227131. The reversal of 20031033227099 is 99072233013002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20031033227099 is a prime.

It is not a weakly prime, because it can be changed into another prime (20031033227299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015516613549 + 10015516613550.

It is an arithmetic number, because the mean of its divisors is an integer number (10015516613550).

Almost surely, 2^{20031033227099} is an apocalyptic number.

20031033227099 is a deficient number, since it is larger than the sum of its proper divisors (1).

20031033227099 is an equidigital number, since it uses as much as digits as its factorization.

20031033227099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122472, while the sum is 41.

The spelling of 20031033227099 in words is "twenty trillion, thirty-one billion, thirty-three million, two hundred twenty-seven thousand, ninety-nine".