1200223351 has 2 divisors, whose sum is σ = 1200223352. Its totient is φ = 1200223350.

The previous prime is 1200223337. The next prime is 1200223363. The reversal of 1200223351 is 1533220021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1200223351 - 2⁷ = 1200223223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200223151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600111675 + 600111676.

It is an arithmetic number, because the mean of its divisors is an integer number (600111676).

Almost surely, 2^1200223351 is an apocalyptic number.

1200223351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200223351 is an equidigital number, since it uses as much as digits as its factorization.

1200223351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1200223351 is about 34644.2397953830. The cubic root of 1200223351 is about 1062.7244944966.

Adding to 1200223351 its reverse (1533220021), we get a palindrome (2733443372).

It can be divided in two parts, 12002 and 23351, that added together give a palindrome (35353).

The spelling of 1200223351 in words is "one billion, two hundred million, two hundred twenty-three thousand, three hundred fifty-one".