1201122043 has 8 divisors (see below), whose sum is σ = 1311024960. Its totient is φ = 1091337480.

The previous prime is 1201122023. The next prime is 1201122047. The reversal of 1201122043 is 3402211021.

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 1201122043 - 2⁹ = 1201121531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1201122047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7653 + ... + 49606.

It is an arithmetic number, because the mean of its divisors is an integer number (163878120).

Almost surely, 2^1201122043 is an apocalyptic number.

1201122043 is a deficient number, since it is larger than the sum of its proper divisors (109902917).

1201122043 is a wasteful number, since it uses less digits than its factorization.

1201122043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59177.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1201122043 is about 34657.2076630533. The cubic root of 1201122043 is about 1062.9896739527.

Adding to 1201122043 its reverse (3402211021), we get a palindrome (4603333064).

The spelling of 1201122043 in words is "one billion, two hundred one million, one hundred twenty-two thousand, forty-three".