1321203214 has 8 divisors (see below), whose sum is σ = 2067970320. Its totient is φ = 631879776.

The previous prime is 1321203197. The next prime is 1321203223. The reversal of 1321203214 is 4123021231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1321203191 and 1321203200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14360859 + ... + 14360950.

It is an arithmetic number, because the mean of its divisors is an integer number (258496290).

Almost surely, 2^1321203214 is an apocalyptic number.

1321203214 is a deficient number, since it is larger than the sum of its proper divisors (746767106).

1321203214 is a wasteful number, since it uses less digits than its factorization.

1321203214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28721834.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1321203214 is about 36348.3591651673. The cubic root of 1321203214 is about 1097.2945120963.

Adding to 1321203214 its reverse (4123021231), we get a palindrome (5444224445).

The spelling of 1321203214 in words is "one billion, three hundred twenty-one million, two hundred three thousand, two hundred fourteen".