390111201001 has 4 divisors (see below), whose sum is σ = 400654747012. Its totient is φ = 379567654992.

The previous prime is 390111200971. The next prime is 390111201031. The reversal of 390111201001 is 100102111093.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (390111200971) and next prime (390111201031).

It can be written as a sum of positive squares in 2 ways, for example, as 157907685376 + 232203515625 = 397376^2 + 481875^2 .

It is a cyclic number.

It is not a de Polignac number, because 390111201001 - 2¹⁹ = 390110676713 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 390111201001.

It is not an unprimeable number, because it can be changed into a prime (390111201031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5271772950 + ... + 5271773023.

It is an arithmetic number, because the mean of its divisors is an integer number (100163686753).

Almost surely, 2^390111201001 is an apocalyptic number.

It is an amenable number.

390111201001 is a deficient number, since it is larger than the sum of its proper divisors (10543546011).

390111201001 is a wasteful number, since it uses less digits than its factorization.

390111201001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10543546010.

The product of its (nonzero) digits is 54, while the sum is 19.

Adding to 390111201001 its reverse (100102111093), we get a palindrome (490213312094).

The spelling of 390111201001 in words is "three hundred ninety billion, one hundred eleven million, two hundred one thousand, one".