1201221034 has 32 divisors (see below), whose sum is σ = 2008426896. Its totient is φ = 535265280.

The previous prime is 1201221031. The next prime is 1201221041. The reversal of 1201221034 is 4301221021.

It can be written as a sum of positive squares in 8 ways, for example, as 48958009 + 1152263025 = 6997^2 + 33945^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1201220999 and 1201221017.

It is not an unprimeable number, because it can be changed into a prime (1201221031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97594 + ... + 109210.

Almost surely, 2^1201221034 is an apocalyptic number.

1201221034 is a deficient number, since it is larger than the sum of its proper divisors (807205862).

1201221034 is a wasteful number, since it uses less digits than its factorization.

1201221034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11770.

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

The square root of 1201221034 is about 34658.6357781145. The cubic root of 1201221034 is about 1063.0188754039.

Adding to 1201221034 its reverse (4301221021), we get a palindrome (5502442055).

The spelling of 1201221034 in words is "one billion, two hundred one million, two hundred twenty-one thousand, thirty-four".