7221429329325 has 24 divisors (see below), whose sum is σ = 11965555548288. Its totient is φ = 3843001322880.

The previous prime is 7221429329251. The next prime is 7221429329351. The reversal of 7221429329325 is 5239239241227.

It is a happy number.

7221429329325 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7221429329325 - 2⁸ = 7221429329069 is a prime.

It is a super-3 number, since 3×7221429329325³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105311157 + ... + 105379706.

It is an arithmetic number, because the mean of its divisors is an integer number (498564814512).

Almost surely, 2^{7221429329325} is an apocalyptic number.

7221429329325 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7221429329325 is a deficient number, since it is larger than the sum of its proper divisors (4744126218963).

7221429329325 is a wasteful number, since it uses less digits than its factorization.

7221429329325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210691333 (or 210691328 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 51.

The spelling of 7221429329325 in words is "seven trillion, two hundred twenty-one billion, four hundred twenty-nine million, three hundred twenty-nine thousand, three hundred twenty-five".