1201040101 has 8 divisors (see below), whose sum is σ = 1231272000. Its totient is φ = 1170852960.

The previous prime is 1201040083. The next prime is 1201040107. The reversal of 1201040101 is 1010401021.

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 1201040101 - 2⁵ = 1201040069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201040107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46890 + ... + 67828.

It is an arithmetic number, because the mean of its divisors is an integer number (153909000).

Almost surely, 2^1201040101 is an apocalyptic number.

It is an amenable number.

1201040101 is a deficient number, since it is larger than the sum of its proper divisors (30231899).

1201040101 is a wasteful number, since it uses less digits than its factorization.

1201040101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22379.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1201040101 is about 34656.0254645567. The cubic root of 1201040101 is about 1062.9655005888.

Adding to 1201040101 its reverse (1010401021), we get a palindrome (2211441122).

It can be divided in two parts, 1 and 201040101, that added together give a palindrome (201040102).

The spelling of 1201040101 in words is "one billion, two hundred one million, forty thousand, one hundred one".