2251223235 has 12 divisors (see below), whose sum is σ = 3902120352. Its totient is φ = 1200652368.

The previous prime is 2251223231. The next prime is 2251223243. The reversal of 2251223235 is 5323221522.

It is not a de Polignac number, because 2251223235 - 2² = 2251223231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2251223199 and 2251223208.

It is not an unprimeable number, because it can be changed into a prime (2251223231) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25013547 + ... + 25013636.

It is an arithmetic number, because the mean of its divisors is an integer number (325176696).

Almost surely, 2^2251223235 is an apocalyptic number.

2251223235 is a deficient number, since it is larger than the sum of its proper divisors (1650897117).

2251223235 is a wasteful number, since it uses less digits than its factorization.

2251223235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50027194 (or 50027191 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2251223235 is about 47447.0571795554. The cubic root of 2251223235 is about 1310.6081194617.

Adding to 2251223235 its reverse (5323221522), we get a palindrome (7574444757).

The spelling of 2251223235 in words is "two billion, two hundred fifty-one million, two hundred twenty-three thousand, two hundred thirty-five".