3641221015101 has 48 divisors (see below), whose sum is σ = 5401487669760. Its totient is φ = 2362272023040.

The previous prime is 3641221015087. The next prime is 3641221015111. The reversal of 3641221015101 is 1015101221463.

3641221015101 is a `hidden beast` number, since 3 + 6 + 41 + 2 + 2 + 101 + 510 + 1 = 666.

It is not a de Polignac number, because 3641221015101 - 2¹³ = 3641221006909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3641221015111) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 672181345 + ... + 672186761.

It is an arithmetic number, because the mean of its divisors is an integer number (112530993120).

Almost surely, 2^{3641221015101} is an apocalyptic number.

It is an amenable number.

3641221015101 is a deficient number, since it is larger than the sum of its proper divisors (1760266654659).

3641221015101 is a wasteful number, since it uses less digits than its factorization.

3641221015101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9746 (or 9743 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 3641221015101 its reverse (1015101221463), we get a palindrome (4656322236564).

The spelling of 3641221015101 in words is "three trillion, six hundred forty-one billion, two hundred twenty-one million, fifteen thousand, one hundred one".