212123010301103 has 32 divisors (see below), whose sum is σ = 253494991955520. Its totient is φ = 175218511104000.

The previous prime is 212123010301003. The next prime is 212123010301127. The reversal of 212123010301103 is 301103010321212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212123010301103 - 2²² = 212123006106799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212123010301003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49014113 + ... + 53166053.

It is an arithmetic number, because the mean of its divisors is an integer number (7921718498610).

Almost surely, 2^{212123010301103} is an apocalyptic number.

212123010301103 is a deficient number, since it is larger than the sum of its proper divisors (41371981654417).

212123010301103 is a wasteful number, since it uses less digits than its factorization.

212123010301103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161419.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 212123010301103 its reverse (301103010321212), we get a palindrome (513226020622315).

The spelling of 212123010301103 in words is "two hundred twelve trillion, one hundred twenty-three billion, ten million, three hundred one thousand, one hundred three".