121020113040194 has 16 divisors (see below), whose sum is σ = 181635207602400. Its totient is φ = 60475051706784.

The previous prime is 121020113040149. The next prime is 121020113040223. The reversal of 121020113040194 is 491040311020121.

It is a super-3 number, since 3×121020113040194³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 28872497 + ... + 32797275.

It is an arithmetic number, because the mean of its divisors is an integer number (11352200475150).

Almost surely, 2^{121020113040194} is an apocalyptic number.

121020113040194 is a deficient number, since it is larger than the sum of its proper divisors (60615094562206).

121020113040194 is a wasteful number, since it uses less digits than its factorization.

121020113040194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933697.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 121020113040194 in words is "one hundred twenty-one trillion, twenty billion, one hundred thirteen million, forty thousand, one hundred ninety-four".