1020230112311 has 2 divisors, whose sum is σ = 1020230112312. Its totient is φ = 1020230112310.

The previous prime is 1020230112277. The next prime is 1020230112313. The reversal of 1020230112311 is 1132110320201.

1020230112311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1020230112311 is a prime.

It is a super-2 number, since 2×1020230112311² (a number of 25 digits) contains 22 as substring.

Together with 1020230112313, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1020230112311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020230112313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510115056155 + 510115056156.

It is an arithmetic number, because the mean of its divisors is an integer number (510115056156).

Almost surely, 2^{1020230112311} is an apocalyptic number.

1020230112311 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020230112311 is an equidigital number, since it uses as much as digits as its factorization.

1020230112311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1020230112311 its reverse (1132110320201), we get a palindrome (2152340432512).

The spelling of 1020230112311 in words is "one trillion, twenty billion, two hundred thirty million, one hundred twelve thousand, three hundred eleven".