1012203982 has 16 divisors (see below), whose sum is σ = 1560987792. Its totient is φ = 491964480.

The previous prime is 1012203943. The next prime is 1012203991. The reversal of 1012203982 is 2893022101.

It is a self number, because there is not a number n which added to its sum of digits gives 1012203982.

It is a congruent number.

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, 433 + ... + 44995.

It is an arithmetic number, because the mean of its divisors is an integer number (97561737).

Almost surely, 2^1012203982 is an apocalyptic number.

1012203982 is a deficient number, since it is larger than the sum of its proper divisors (548783810).

1012203982 is a wasteful number, since it uses less digits than its factorization.

1012203982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44883.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1012203982 is about 31815.1533392502. The cubic root of 1012203982 is about 1004.0515567192.

The spelling of 1012203982 in words is "one billion, twelve million, two hundred three thousand, nine hundred eighty-two".