1020321412 has 24 divisors (see below), whose sum is σ = 1948776480. Its totient is φ = 463570560.

The previous prime is 1020321373. The next prime is 1020321431. The reversal of 1020321412 is 2141230201.

1020321412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132163 + ... + 139669.

It is an arithmetic number, because the mean of its divisors is an integer number (81199020).

Almost surely, 2^1020321412 is an apocalyptic number.

It is an amenable number.

1020321412 is a deficient number, since it is larger than the sum of its proper divisors (928455068).

1020321412 is a wasteful number, since it uses less digits than its factorization.

1020321412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10611 (or 10609 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1020321412 is about 31942.4703490510. The cubic root of 1020321412 is about 1006.7284306845.

Adding to 1020321412 its reverse (2141230201), we get a palindrome (3161551613).

The spelling of 1020321412 in words is "one billion, twenty million, three hundred twenty-one thousand, four hundred twelve".