351222214304131 has 4 divisors (see below), whose sum is σ = 351223354644264. Its totient is φ = 351221073964000.

The previous prime is 351222214304119. The next prime is 351222214304197. The reversal of 351222214304131 is 131403412222153.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-351222214304131 is a prime.

It is a super-2 number, since 2×351222214304131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351222214304531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569707945 + ... + 570324106.

It is an arithmetic number, because the mean of its divisors is an integer number (87805838661066).

Almost surely, 2^{351222214304131} is an apocalyptic number.

351222214304131 is a deficient number, since it is larger than the sum of its proper divisors (1140340133).

351222214304131 is a wasteful number, since it uses less digits than its factorization.

351222214304131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1140340132.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 351222214304131 its reverse (131403412222153), we get a palindrome (482625626526284).

The spelling of 351222214304131 in words is "three hundred fifty-one trillion, two hundred twenty-two billion, two hundred fourteen million, three hundred four thousand, one hundred thirty-one".