120821109048106 has 8 divisors (see below), whose sum is σ = 190770172181280. Its totient is φ = 57231051654348.

The previous prime is 120821109048103. The next prime is 120821109048161. The reversal of 120821109048106 is 601840901128021.

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

It is a super-2 number, since 2×120821109048106² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120821109048103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1589751434806 + ... + 1589751434881.

It is an arithmetic number, because the mean of its divisors is an integer number (23846271522660).

Almost surely, 2^{120821109048106} is an apocalyptic number.

120821109048106 is a deficient number, since it is larger than the sum of its proper divisors (69949063133174).

120821109048106 is a wasteful number, since it uses less digits than its factorization.

120821109048106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3179502869708.

The product of its (nonzero) digits is 55296, while the sum is 43.

The spelling of 120821109048106 in words is "one hundred twenty trillion, eight hundred twenty-one billion, one hundred nine million, forty-eight thousand, one hundred six".