121332050442421 has 8 divisors (see below), whose sum is σ = 149331754390784. Its totient is φ = 95998984965360.

The previous prime is 121332050442389. The next prime is 121332050442437. The reversal of 121332050442421 is 124244050233121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 121332050442421 - 2⁵ = 121332050442389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121332050452421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 666659617725 + ... + 666659617906.

It is an arithmetic number, because the mean of its divisors is an integer number (18666469298848).

Almost surely, 2^{121332050442421} is an apocalyptic number.

It is an amenable number.

121332050442421 is a deficient number, since it is larger than the sum of its proper divisors (27999703948363).

121332050442421 is a wasteful number, since it uses less digits than its factorization.

121332050442421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333319235651.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 121332050442421 in words is "one hundred twenty-one trillion, three hundred thirty-two billion, fifty million, four hundred forty-two thousand, four hundred twenty-one".