101021231002019 has 2 divisors, whose sum is σ = 101021231002020. Its totient is φ = 101021231002018.

The previous prime is 101021231002007. The next prime is 101021231002277. The reversal of 101021231002019 is 910200132120101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101021231002019 is a prime.

It is a super-2 number, since 2×101021231002019² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 101021231001985 and 101021231002003.

It is not a weakly prime, because it can be changed into another prime (101021231002319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510615501009 + 50510615501010.

It is an arithmetic number, because the mean of its divisors is an integer number (50510615501010).

Almost surely, 2^{101021231002019} is an apocalyptic number.

101021231002019 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021231002019 is an equidigital number, since it uses as much as digits as its factorization.

101021231002019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 101021231002019 in words is "one hundred one trillion, twenty-one billion, two hundred thirty-one million, two thousand, nineteen".