353012021121 has 8 divisors (see below), whose sum is σ = 495455468320. Its totient is φ = 222954960672.

The previous prime is 353012021113. The next prime is 353012021137. The reversal of 353012021121 is 121120210353.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 353012021121 - 2³ = 353012021113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (353012021111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3096596620 + ... + 3096596733.

It is an arithmetic number, because the mean of its divisors is an integer number (61931933540).

Almost surely, 2^353012021121 is an apocalyptic number.

It is an amenable number.

353012021121 is a deficient number, since it is larger than the sum of its proper divisors (142443447199).

353012021121 is a wasteful number, since it uses less digits than its factorization.

353012021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6193193375.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 353012021121 its reverse (121120210353), we get a palindrome (474132231474).

The spelling of 353012021121 in words is "three hundred fifty-three billion, twelve million, twenty-one thousand, one hundred twenty-one".