3721122332929 has 4 divisors (see below), whose sum is σ = 3721373046576. Its totient is φ = 3720871619284.

The previous prime is 3721122332867. The next prime is 3721122332951. The reversal of 3721122332929 is 9292332211273.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3721122332929 - 2⁷ = 3721122332801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3721122332969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125334559 + ... + 125364244.

It is an arithmetic number, because the mean of its divisors is an integer number (930343261644).

Almost surely, 2^{3721122332929} is an apocalyptic number.

It is an amenable number.

3721122332929 is a deficient number, since it is larger than the sum of its proper divisors (250713647).

3721122332929 is a wasteful number, since it uses less digits than its factorization.

3721122332929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250713646.

The product of its digits is 489888, while the sum is 46.

The spelling of 3721122332929 in words is "three trillion, seven hundred twenty-one billion, one hundred twenty-two million, three hundred thirty-two thousand, nine hundred twenty-nine".