1023202312019 has 2 divisors, whose sum is σ = 1023202312020. Its totient is φ = 1023202312018.

The previous prime is 1023202312009. The next prime is 1023202312031. The reversal of 1023202312019 is 9102132023201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1023202312019 - 2⁴ = 1023202312003 is a prime.

It is a super-2 number, since 2×1023202312019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1023202312009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511601156009 + 511601156010.

It is an arithmetic number, because the mean of its divisors is an integer number (511601156010).

Almost surely, 2^{1023202312019} is an apocalyptic number.

1023202312019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023202312019 is an equidigital number, since it uses as much as digits as its factorization.

1023202312019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 1023202312019 in words is "one trillion, twenty-three billion, two hundred two million, three hundred twelve thousand, nineteen".