351131143530123 has 12 divisors (see below), whose sum is σ = 553297559502168. Its totient is φ = 212806753654560.

The previous prime is 351131143530049. The next prime is 351131143530131. The reversal of 351131143530123 is 321035341131153.

351131143530123 is a `hidden beast` number, since 3 + 5 + 1 + 1 + 3 + 114 + 3 + 530 + 1 + 2 + 3 = 666.

It is not a de Polignac number, because 351131143530123 - 2¹⁷ = 351131143399051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (351131143530523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1773389613690 + ... + 1773389613887.

It is an arithmetic number, because the mean of its divisors is an integer number (46108129958514).

Almost surely, 2^{351131143530123} is an apocalyptic number.

351131143530123 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

351131143530123 is a deficient number, since it is larger than the sum of its proper divisors (202166415972045).

351131143530123 is a wasteful number, since it uses less digits than its factorization.

351131143530123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3546779227594 (or 3546779227591 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

Adding to 351131143530123 its reverse (321035341131153), we get a palindrome (672166484661276).

The spelling of 351131143530123 in words is "three hundred fifty-one trillion, one hundred thirty-one billion, one hundred forty-three million, five hundred thirty thousand, one hundred twenty-three".