1122700321 has 4 divisors (see below), whose sum is σ = 1141729200. Its totient is φ = 1103671444.

The previous prime is 1122700297. The next prime is 1122700339. The reversal of 1122700321 is 1230072211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1122700321 - 2⁵ = 1122700289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122700391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9514351 + ... + 9514468.

It is an arithmetic number, because the mean of its divisors is an integer number (285432300).

Almost surely, 2^1122700321 is an apocalyptic number.

It is an amenable number.

1122700321 is a deficient number, since it is larger than the sum of its proper divisors (19028879).

1122700321 is an equidigital number, since it uses as much as digits as its factorization.

1122700321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19028878.

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1122700321 is about 33506.7205348420. The cubic root of 1122700321 is about 1039.3327577154.

Adding to 1122700321 its reverse (1230072211), we get a palindrome (2352772532).

The spelling of 1122700321 in words is "one billion, one hundred twenty-two million, seven hundred thousand, three hundred twenty-one".