120021331019 has 2 divisors, whose sum is σ = 120021331020. Its totient is φ = 120021331018.

The previous prime is 120021330971. The next prime is 120021331051. The reversal of 120021331019 is 910133120021.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120021331019 is a prime.

It is a super-2 number, since 2×120021331019² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120021330985 and 120021331003.

It is not a weakly prime, because it can be changed into another prime (120021334019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010665509 + 60010665510.

It is an arithmetic number, because the mean of its divisors is an integer number (60010665510).

Almost surely, 2^120021331019 is an apocalyptic number.

120021331019 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021331019 is an equidigital number, since it uses as much as digits as its factorization.

120021331019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 23.

The spelling of 120021331019 in words is "one hundred twenty billion, twenty-one million, three hundred thirty-one thousand, nineteen".