2110021220029 has 2 divisors, whose sum is σ = 2110021220030. Its totient is φ = 2110021220028.

The previous prime is 2110021220009. The next prime is 2110021220053. The reversal of 2110021220029 is 9200221200112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1851703157529 + 258318062500 = 1360773^2 + 508250^2 .

It is a cyclic number.

It is not a de Polignac number, because 2110021220029 - 2⁵ = 2110021219997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2110021219991 and 2110021220009.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2110021220009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055010610014 + 1055010610015.

It is an arithmetic number, because the mean of its divisors is an integer number (1055010610015).

Almost surely, 2^{2110021220029} is an apocalyptic number.

It is an amenable number.

2110021220029 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110021220029 is an equidigital number, since it uses as much as digits as its factorization.

2110021220029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 2110021220029 in words is "two trillion, one hundred ten billion, twenty-one million, two hundred twenty thousand, twenty-nine".