121739044130 has 16 divisors (see below), whose sum is σ = 239051214144. Its totient is φ = 44268743280.

The previous prime is 121739044103. The next prime is 121739044151. The reversal of 121739044130 is 31440937121.

It is a super-3 number, since 3×121739044130³ (a number of 34 digits) contains 333 as substring.

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, 553359182 + ... + 553359401.

It is an arithmetic number, because the mean of its divisors is an integer number (14940700884).

Almost surely, 2^121739044130 is an apocalyptic number.

121739044130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121739044130 is a deficient number, since it is larger than the sum of its proper divisors (117312170014).

121739044130 is a wasteful number, since it uses less digits than its factorization.

121739044130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106718601.

The product of its (nonzero) digits is 18144, while the sum is 35.

The spelling of 121739044130 in words is "one hundred twenty-one billion, seven hundred thirty-nine million, forty-four thousand, one hundred thirty".