351124322312121 has 16 divisors (see below), whose sum is σ = 495710116128000. Its totient is φ = 220310993380608.

The previous prime is 351124322312107. The next prime is 351124322312171. The reversal of 351124322312121 is 121213223421153.

It is not a de Polignac number, because 351124322312121 - 2¹⁰ = 351124322311097 is a prime.

It is a super-2 number, since 2×351124322312121² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (351124322312171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31120321 + ... + 40874478.

It is an arithmetic number, because the mean of its divisors is an integer number (30981882258000).

Almost surely, 2^{351124322312121} is an apocalyptic number.

It is an amenable number.

351124322312121 is a deficient number, since it is larger than the sum of its proper divisors (144585793815879).

351124322312121 is a wasteful number, since it uses less digits than its factorization.

351124322312121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72090448.

The product of its digits is 17280, while the sum is 33.

Adding to 351124322312121 its reverse (121213223421153), we get a palindrome (472337545733274).

The spelling of 351124322312121 in words is "three hundred fifty-one trillion, one hundred twenty-four billion, three hundred twenty-two million, three hundred twelve thousand, one hundred twenty-one".