120021304194 has 96 divisors (see below), whose sum is σ = 292989685248. Its totient is φ = 35178624000.

The previous prime is 120021304157. The next prime is 120021304211. The reversal of 120021304194 is 491403120021.

It is a happy number.

It is a super-2 number, since 2×120021304194² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15912064 + ... + 15919604.

It is an arithmetic number, because the mean of its divisors is an integer number (3051975888).

Almost surely, 2^120021304194 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120021304194, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146494842624).

120021304194 is an abundant number, since it is smaller than the sum of its proper divisors (172968381054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120021304194 is a wasteful number, since it uses less digits than its factorization.

120021304194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10184 (or 10181 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 120021304194 in words is "one hundred twenty billion, twenty-one million, three hundred four thousand, one hundred ninety-four".