120421213043 has 8 divisors (see below), whose sum is σ = 122992153920. Its totient is φ = 117850638400.

The previous prime is 120421212983. The next prime is 120421213049. The reversal of 120421213043 is 340312124021.

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 120421213043 - 2¹⁴ = 120421196659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120421213049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633743 + ... + 801543.

It is an arithmetic number, because the mean of its divisors is an integer number (15374019240).

Almost surely, 2^120421213043 is an apocalyptic number.

120421213043 is a deficient number, since it is larger than the sum of its proper divisors (2570940877).

120421213043 is a wasteful number, since it uses less digits than its factorization.

120421213043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183117.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 120421213043 its reverse (340312124021), we get a palindrome (460733337064).

The spelling of 120421213043 in words is "one hundred twenty billion, four hundred twenty-one million, two hundred thirteen thousand, forty-three".