3631800101 has 2 divisors, whose sum is σ = 3631800102. Its totient is φ = 3631800100.

The previous prime is 3631800061. The next prime is 3631800149. The reversal of 3631800101 is 1010081363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3456264100 + 175536001 = 58790^2 + 13249^2 .

It is a cyclic number.

It is not a de Polignac number, because 3631800101 - 2¹⁴ = 3631783717 is a prime.

It is a super-2 number, since 2×3631800101² = 26379943947247220402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3631809101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1815900050 + 1815900051.

It is an arithmetic number, because the mean of its divisors is an integer number (1815900051).

Almost surely, 2^3631800101 is an apocalyptic number.

It is an amenable number.

3631800101 is a deficient number, since it is larger than the sum of its proper divisors (1).

3631800101 is an equidigital number, since it uses as much as digits as its factorization.

3631800101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 3631800101 is about 60264.4182001287. The cubic root of 3631800101 is about 1537.1183675362.

Adding to 3631800101 its reverse (1010081363), we get a palindrome (4641881464).

The spelling of 3631800101 in words is "three billion, six hundred thirty-one million, eight hundred thousand, one hundred one".