1020202102319 has 2 divisors, whose sum is σ = 1020202102320. Its totient is φ = 1020202102318.

The previous prime is 1020202102111. The next prime is 1020202102327. The reversal of 1020202102319 is 9132012020201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1020202102319 - 2¹⁶ = 1020202036783 is a prime.

It is a super-2 number, since 2×1020202102319² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020202102294 and 1020202102303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020202102379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510101051159 + 510101051160.

It is an arithmetic number, because the mean of its divisors is an integer number (510101051160).

Almost surely, 2^{1020202102319} is an apocalyptic number.

1020202102319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020202102319 is an equidigital number, since it uses as much as digits as its factorization.

1020202102319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 1020202102319 in words is "one trillion, twenty billion, two hundred two million, one hundred two thousand, three hundred nineteen".