121314243134 has 16 divisors (see below), whose sum is σ = 207978540000. Its totient is φ = 51989001984.

The previous prime is 121314243103. The next prime is 121314243151. The reversal of 121314243134 is 431342413121.

It is a super-2 number, since 2×121314243134² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121314243097 and 121314243106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44402 + ... + 494570.

It is an arithmetic number, because the mean of its divisors is an integer number (12998658750).

Almost surely, 2^121314243134 is an apocalyptic number.

121314243134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

121314243134 is a deficient number, since it is larger than the sum of its proper divisors (86664296866).

121314243134 is a wasteful number, since it uses less digits than its factorization.

121314243134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469427.

The product of its digits is 6912, while the sum is 29.

Adding to 121314243134 its reverse (431342413121), we get a palindrome (552656656255).

The spelling of 121314243134 in words is "one hundred twenty-one billion, three hundred fourteen million, two hundred forty-three thousand, one hundred thirty-four".