1020223001131 has 2 divisors, whose sum is σ = 1020223001132. Its totient is φ = 1020223001130.

The previous prime is 1020223001129. The next prime is 1020223001167. The reversal of 1020223001131 is 1311003220201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020223001131 - 2¹ = 1020223001129 is a prime.

It is a super-2 number, since 2×1020223001131² (a number of 25 digits) contains 22 as substring.

Together with 1020223001129, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1020223008131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510111500565 + 510111500566.

It is an arithmetic number, because the mean of its divisors is an integer number (510111500566).

Almost surely, 2^{1020223001131} is an apocalyptic number.

1020223001131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020223001131 is an equidigital number, since it uses as much as digits as its factorization.

1020223001131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1020223001131 its reverse (1311003220201), we get a palindrome (2331226221332).

The spelling of 1020223001131 in words is "one trillion, twenty billion, two hundred twenty-three million, one thousand, one hundred thirty-one".