351121422 has 16 divisors (see below), whose sum is σ = 703752192. Its totient is φ = 116788920.

The previous prime is 351121403. The next prime is 351121423. The reversal of 351121422 is 224121153.

It is a super-3 number, since 3×351121422³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351121423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59854 + ... + 65457.

It is an arithmetic number, because the mean of its divisors is an integer number (43984512).

Almost surely, 2^351121422 is an apocalyptic number.

351121422 is an abundant number, since it is smaller than the sum of its proper divisors (352630770).

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

351121422 is a wasteful number, since it uses less digits than its factorization.

351121422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125783.

The product of its digits is 480, while the sum is 21.

The square root of 351121422 is about 18738.2342284432. The cubic root of 351121422 is about 705.4817370414.

Adding to 351121422 its reverse (224121153), we get a palindrome (575242575).

The spelling of 351121422 in words is "three hundred fifty-one million, one hundred twenty-one thousand, four hundred twenty-two".