4351225231220 has 24 divisors (see below), whose sum is σ = 10442940555264. Its totient is φ = 1491848650656.

The previous prime is 4351225231147. The next prime is 4351225231247. The reversal of 4351225231220 is 221325221534.

It is a super-2 number, since 2×4351225231220² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15540089972 + ... + 15540090251.

It is an arithmetic number, because the mean of its divisors is an integer number (435122523136).

Almost surely, 2^{4351225231220} is an apocalyptic number.

It is an amenable number.

4351225231220 is an abundant number, since it is smaller than the sum of its proper divisors (6091715324044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4351225231220 is a wasteful number, since it uses less digits than its factorization.

4351225231220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31080180239 (or 31080180237 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 4351225231220 in words is "four trillion, three hundred fifty-one billion, two hundred twenty-five million, two hundred thirty-one thousand, two hundred twenty".