120113421445 has 16 divisors (see below), whose sum is σ = 149310650160. Its totient is φ = 92693708800.

The previous prime is 120113421397. The next prime is 120113421499. The reversal of 120113421445 is 544124311021.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 57908572164 + 62204849281 = 240642^2 + 249409^2 .

It is not a de Polignac number, because 120113421445 - 2¹¹ = 120113419397 is a prime.

It is a super-2 number, since 2×120113421445² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3273436 + ... + 3309925.

It is an arithmetic number, because the mean of its divisors is an integer number (9331915635).

Almost surely, 2^120113421445 is an apocalyptic number.

It is an amenable number.

120113421445 is a deficient number, since it is larger than the sum of its proper divisors (29197228715).

120113421445 is an equidigital number, since it uses as much as digits as its factorization.

120113421445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6583496.

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 120113421445 its reverse (544124311021), we get a palindrome (664237732466).

The spelling of 120113421445 in words is "one hundred twenty billion, one hundred thirteen million, four hundred twenty-one thousand, four hundred forty-five".