103212982 has 4 divisors (see below), whose sum is σ = 154819476. Its totient is φ = 51606490.

The previous prime is 103212979. The next prime is 103213009. The reversal of 103212982 is 289212301.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 103212982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25803244 + ... + 25803247.

It is an arithmetic number, because the mean of its divisors is an integer number (38704869).

Almost surely, 2^103212982 is an apocalyptic number.

103212982 is a deficient number, since it is larger than the sum of its proper divisors (51606494).

103212982 is an equidigital number, since it uses as much as digits as its factorization.

103212982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51606493.

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

The square root of 103212982 is about 10159.3790164557. The cubic root of 103212982 is about 469.0776872686.

The spelling of 103212982 in words is "one hundred three million, two hundred twelve thousand, nine hundred eighty-two".