120213321001 has 4 divisors (see below), whose sum is σ = 121403552004. Its totient is φ = 119023090000.

The previous prime is 120213320989. The next prime is 120213321037. The reversal of 120213321001 is 100123312021.

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 65497093776 + 54716227225 = 255924^2 + 233915^2 .

It is a cyclic number.

It is not a de Polignac number, because 120213321001 - 2¹³ = 120213312809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120213321071) 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, 595115350 + ... + 595115551.

It is an arithmetic number, because the mean of its divisors is an integer number (30350888001).

Almost surely, 2^120213321001 is an apocalyptic number.

It is an amenable number.

120213321001 is a deficient number, since it is larger than the sum of its proper divisors (1190231003).

120213321001 is a wasteful number, since it uses less digits than its factorization.

120213321001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1190231002.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 120213321001 its reverse (100123312021), we get a palindrome (220336633022).

The spelling of 120213321001 in words is "one hundred twenty billion, two hundred thirteen million, three hundred twenty-one thousand, one".