10212034111021 has 2 divisors, whose sum is σ = 10212034111022. Its totient is φ = 10212034111020.

The previous prime is 10212034111007. The next prime is 10212034111121. The reversal of 10212034111021 is 12011143021201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10167233732100 + 44800378921 = 3188610^2 + 211661^2 .

It is a cyclic number.

It is not a de Polignac number, because 10212034111021 - 2³⁵ = 10177674372653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10212034111021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10212034111121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106017055510 + 5106017055511.

It is an arithmetic number, because the mean of its divisors is an integer number (5106017055511).

Almost surely, 2^{10212034111021} is an apocalyptic number.

It is an amenable number.

10212034111021 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212034111021 is an equidigital number, since it uses as much as digits as its factorization.

10212034111021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 10212034111021 its reverse (12011143021201), we get a palindrome (22223177132222).

The spelling of 10212034111021 in words is "ten trillion, two hundred twelve billion, thirty-four million, one hundred eleven thousand, twenty-one".