120220100213 has 4 divisors (see below), whose sum is σ = 124365620940. Its totient is φ = 116074579488.

The previous prime is 120220100197. The next prime is 120220100233. The reversal of 120220100213 is 312001022021.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 86343120964 + 33876979249 = 293842^2 + 184057^2 .

It is a cyclic number.

It is not a de Polignac number, because 120220100213 - 2⁴ = 120220100197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120220100233) 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, 2072760320 + ... + 2072760377.

It is an arithmetic number, because the mean of its divisors is an integer number (31091405235).

Almost surely, 2^120220100213 is an apocalyptic number.

It is an amenable number.

120220100213 is a deficient number, since it is larger than the sum of its proper divisors (4145520727).

120220100213 is an equidigital number, since it uses as much as digits as its factorization.

120220100213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145520726.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 120220100213 its reverse (312001022021), we get a palindrome (432221122234).

The spelling of 120220100213 in words is "one hundred twenty billion, two hundred twenty million, one hundred thousand, two hundred thirteen".