120021304229 has 2 divisors, whose sum is σ = 120021304230. Its totient is φ = 120021304228.

The previous prime is 120021304213. The next prime is 120021304267. The reversal of 120021304229 is 922403120021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70688452129 + 49332852100 = 265873^2 + 222110^2 .

It is a cyclic number.

It is not a de Polignac number, because 120021304229 - 2⁴ = 120021304213 is a prime.

It is a super-2 number, since 2×120021304229² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120021304198 and 120021304207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120021304279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60010652114 + 60010652115.

It is an arithmetic number, because the mean of its divisors is an integer number (60010652115).

Almost surely, 2^120021304229 is an apocalyptic number.

It is an amenable number.

120021304229 is a deficient number, since it is larger than the sum of its proper divisors (1).

120021304229 is an equidigital number, since it uses as much as digits as its factorization.

120021304229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 120021304229 in words is "one hundred twenty billion, twenty-one million, three hundred four thousand, two hundred twenty-nine".