120221010213321 has 16 divisors (see below), whose sum is σ = 161110865678400. Its totient is φ = 79739260106688.

The previous prime is 120221010213301. The next prime is 120221010213331. The reversal of 120221010213321 is 123312010122021.

It is not a de Polignac number, because 120221010213321 - 2⁶ = 120221010213257 is a prime.

It is a super-2 number, since 2×120221010213321² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (120221010213301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37236970 + ... + 40336508.

It is an arithmetic number, because the mean of its divisors is an integer number (10069429104900).

Almost surely, 2^{120221010213321} is an apocalyptic number.

It is an amenable number.

120221010213321 is a deficient number, since it is larger than the sum of its proper divisors (40889855465079).

120221010213321 is a wasteful number, since it uses less digits than its factorization.

120221010213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3165368.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 120221010213321 its reverse (123312010122021), we get a palindrome (243533020335342).

The spelling of 120221010213321 in words is "one hundred twenty trillion, two hundred twenty-one billion, ten million, two hundred thirteen thousand, three hundred twenty-one".