210034412120077 has 2 divisors, whose sum is σ = 210034412120078. Its totient is φ = 210034412120076.

The previous prime is 210034412120023. The next prime is 210034412120081. The reversal of 210034412120077 is 770021214430012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 160501685993476 + 49532726126601 = 12668926^2 + 7037949^2 .

It is a cyclic number.

It is not a de Polignac number, because 210034412120077 - 2¹⁵ = 210034412087309 is a prime.

It is a super-2 number, since 2×210034412120077² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210034412121077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105017206060038 + 105017206060039.

It is an arithmetic number, because the mean of its divisors is an integer number (105017206060039).

Almost surely, 2^{210034412120077} is an apocalyptic number.

It is an amenable number.

210034412120077 is a deficient number, since it is larger than the sum of its proper divisors (1).

210034412120077 is an equidigital number, since it uses as much as digits as its factorization.

210034412120077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18816, while the sum is 34.

Adding to 210034412120077 its reverse (770021214430012), we get a palindrome (980055626550089).

The spelling of 210034412120077 in words is "two hundred ten trillion, thirty-four billion, four hundred twelve million, one hundred twenty thousand, seventy-seven".