1020111302 has 12 divisors (see below), whose sum is σ = 1779990300. Its totient is φ = 437190516.

The previous prime is 1020111293. The next prime is 1020111329. The reversal of 1020111302 is 2031110201.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5204552 + ... + 5204747.

It is an arithmetic number, because the mean of its divisors is an integer number (148332525).

Almost surely, 2^1020111302 is an apocalyptic number.

1020111302 is a deficient number, since it is larger than the sum of its proper divisors (759878998).

1020111302 is a wasteful number, since it uses less digits than its factorization.

1020111302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10409315 (or 10409308 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1020111302 is about 31939.1812982111. The cubic root of 1020111302 is about 1006.6593223202.

Adding to 1020111302 its reverse (2031110201), we get a palindrome (3051221503).

The spelling of 1020111302 in words is "one billion, twenty million, one hundred eleven thousand, three hundred two".