3220105725501 has 64 divisors (see below), whose sum is σ = 5344143962112. Its totient is φ = 1682406761472.

The previous prime is 3220105725497. The next prime is 3220105725539. The reversal of 3220105725501 is 1055275010223.

It is not a de Polignac number, because 3220105725501 - 2² = 3220105725497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220105725401) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8357830 + ... + 8734616.

It is an arithmetic number, because the mean of its divisors is an integer number (83502249408).

Almost surely, 2^{3220105725501} is an apocalyptic number.

It is an amenable number.

3220105725501 is a deficient number, since it is larger than the sum of its proper divisors (2124038236611).

3220105725501 is a wasteful number, since it uses less digits than its factorization.

3220105725501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377498.

The product of its (nonzero) digits is 21000, while the sum is 33.

The spelling of 3220105725501 in words is "three trillion, two hundred twenty billion, one hundred five million, seven hundred twenty-five thousand, five hundred one".