3900122001 has 16 divisors (see below), whose sum is σ = 6082062400. Its totient is φ = 2463234624.

The previous prime is 3900121991. The next prime is 3900122003. The reversal of 3900122001 is 1002210093.

It is a happy number.

3900122001 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3900122001 - 2³¹ = 1752638353 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3900122003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3800776 + ... + 3801801.

It is an arithmetic number, because the mean of its divisors is an integer number (380128900).

Almost surely, 2^3900122001 is an apocalyptic number.

It is an amenable number.

3900122001 is a deficient number, since it is larger than the sum of its proper divisors (2181940399).

3900122001 is a wasteful number, since it uses less digits than its factorization.

3900122001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7602605 (or 7602599 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 3900122001 is about 62450.9567660897. The cubic root of 3900122001 is about 1574.0773298796.

Adding to 3900122001 its reverse (1002210093), we get a palindrome (4902332094).

The spelling of 3900122001 in words is "three billion, nine hundred million, one hundred twenty-two thousand, one".