1020424311 has 28 divisors (see below), whose sum is σ = 1545195960. Its totient is φ = 673498800.

The previous prime is 1020424309. The next prime is 1020424313. The reversal of 1020424311 is 1134240201.

It is an interprime number because it is at equal distance from previous prime (1020424309) and next prime (1020424313).

It is not a de Polignac number, because 1020424311 - 2¹ = 1020424309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020424313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 66700 + ... + 80558.

It is an arithmetic number, because the mean of its divisors is an integer number (55185570).

Almost surely, 2^1020424311 is an apocalyptic number.

1020424311 is a deficient number, since it is larger than the sum of its proper divisors (524771649).

1020424311 is an equidigital number, since it uses as much as digits as its factorization.

1020424311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13978 (or 13963 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1020424311 is about 31944.0810010243. The cubic root of 1020424311 is about 1006.7622722647.

Adding to 1020424311 its reverse (1134240201), we get a palindrome (2154664512).

The spelling of 1020424311 in words is "one billion, twenty million, four hundred twenty-four thousand, three hundred eleven".