220121354453325 has 96 divisors (see below), whose sum is σ = 400305178828800. Its totient is φ = 106051843096320.

The previous prime is 220121354453311. The next prime is 220121354453339. The reversal of 220121354453325 is 523354453121022.

220121354453325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220121354453311) and next prime (220121354453339).

It is not a de Polignac number, because 220121354453325 - 2⁵ = 220121354453293 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 502893916 + ... + 503331434.

It is an arithmetic number, because the mean of its divisors is an integer number (4169845612800).

Almost surely, 2^{220121354453325} is an apocalyptic number.

220121354453325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

220121354453325 is a deficient number, since it is larger than the sum of its proper divisors (180183824375475).

220121354453325 is a wasteful number, since it uses less digits than its factorization.

220121354453325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448571 (or 448566 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 220121354453325 in words is "two hundred twenty trillion, one hundred twenty-one billion, three hundred fifty-four million, four hundred fifty-three thousand, three hundred twenty-five".