123151134350 has 24 divisors (see below), whose sum is σ = 241116959640. Its totient is φ = 46667797920.

The previous prime is 123151134329. The next prime is 123151134361. The reversal of 123151134350 is 53431151321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64815437 + ... + 64817336.

It is an arithmetic number, because the mean of its divisors is an integer number (10046539985).

Almost surely, 2^123151134350 is an apocalyptic number.

123151134350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123151134350 is a deficient number, since it is larger than the sum of its proper divisors (117965825290).

123151134350 is a wasteful number, since it uses less digits than its factorization.

123151134350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129632804 (or 129632799 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 123151134350 its reverse (53431151321), we get a palindrome (176582285671).

The spelling of 123151134350 in words is "one hundred twenty-three billion, one hundred fifty-one million, one hundred thirty-four thousand, three hundred fifty".