10212001211123 has 2 divisors, whose sum is σ = 10212001211124. Its totient is φ = 10212001211122.

The previous prime is 10212001211033. The next prime is 10212001211239. The reversal of 10212001211123 is 32111210021201.

It is a happy number.

10212001211123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10212001211123 - 2⁸ = 10212001210867 is a prime.

It is a super-2 number, since 2×10212001211123² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10212001211623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5106000605561 + 5106000605562.

It is an arithmetic number, because the mean of its divisors is an integer number (5106000605562).

Almost surely, 2^{10212001211123} is an apocalyptic number.

10212001211123 is a deficient number, since it is larger than the sum of its proper divisors (1).

10212001211123 is an equidigital number, since it uses as much as digits as its factorization.

10212001211123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 10212001211123 its reverse (32111210021201), we get a palindrome (42323211232324).

The spelling of 10212001211123 in words is "ten trillion, two hundred twelve billion, one million, two hundred eleven thousand, one hundred twenty-three".