1213703102 has 16 divisors (see below), whose sum is σ = 1833179712. Its totient is φ = 602652960.

The previous prime is 1213703089. The next prime is 1213703129. The reversal of 1213703102 is 2013073121.

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 7 ways as a sum of consecutive naturals, for example, 315563 + ... + 319385.

It is an arithmetic number, because the mean of its divisors is an integer number (114573732).

Almost surely, 2^1213703102 is an apocalyptic number.

1213703102 is a deficient number, since it is larger than the sum of its proper divisors (619476610).

1213703102 is a wasteful number, since it uses less digits than its factorization.

1213703102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4883.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1213703102 is about 34838.2419476069. The cubic root of 1213703102 is about 1066.6881913408.

Adding to 1213703102 its reverse (2013073121), we get a palindrome (3226776223).

The spelling of 1213703102 in words is "one billion, two hundred thirteen million, seven hundred three thousand, one hundred two".