120842400226 has 4 divisors (see below), whose sum is σ = 181263600342. Its totient is φ = 60421200112.

The previous prime is 120842400209. The next prime is 120842400299. The reversal of 120842400226 is 622004248021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 117821249001 + 3021151225 = 343251^2 + 54965^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30210600055 + ... + 30210600058.

Almost surely, 2^120842400226 is an apocalyptic number.

120842400226 is a deficient number, since it is larger than the sum of its proper divisors (60421200116).

120842400226 is an equidigital number, since it uses as much as digits as its factorization.

120842400226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60421200115.

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 120842400226 its reverse (622004248021), we get a palindrome (742846648247).

The spelling of 120842400226 in words is "one hundred twenty billion, eight hundred forty-two million, four hundred thousand, two hundred twenty-six".