1200213103 has 8 divisors (see below), whose sum is σ = 1226953728. Its totient is φ = 1173522744.

The previous prime is 1200213089. The next prime is 1200213127. The reversal of 1200213103 is 3013120021.

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

It is a cyclic number.

It is not a de Polignac number, because 1200213103 - 2²¹ = 1198115951 is a prime.

It is a super-2 number, since 2×1200213103² = 2881022985225777218, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200213403) by changing a digit.

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, 37950 + ... + 61972.

It is an arithmetic number, because the mean of its divisors is an integer number (153369216).

Almost surely, 2^1200213103 is an apocalyptic number.

1200213103 is a deficient number, since it is larger than the sum of its proper divisors (26740625).

1200213103 is a wasteful number, since it uses less digits than its factorization.

1200213103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25133.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 1200213103 is about 34644.0918916920. The cubic root of 1200213103 is about 1062.7214698285.

Adding to 1200213103 its reverse (3013120021), we get a palindrome (4213333124).

The spelling of 1200213103 in words is "one billion, two hundred million, two hundred thirteen thousand, one hundred three".