212110100121101 has 24 divisors (see below), whose sum is σ = 262494336415680. Its totient is φ = 167822503969536.

The previous prime is 212110100121091. The next prime is 212110100121107. The reversal of 212110100121101 is 101121001011212.

212110100121101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212110100121101 - 2¹⁴ = 212110100104717 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 (212110100121107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 321125486 + ... + 321785328.

It is an arithmetic number, because the mean of its divisors is an integer number (10937264017320).

Almost surely, 2^{212110100121101} is an apocalyptic number.

It is an amenable number.

212110100121101 is a deficient number, since it is larger than the sum of its proper divisors (50384236294579).

212110100121101 is a wasteful number, since it uses less digits than its factorization.

212110100121101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931605 (or 931592 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 212110100121101 its reverse (101121001011212), we get a palindrome (313231101132313).

The spelling of 212110100121101 in words is "two hundred twelve trillion, one hundred ten billion, one hundred million, one hundred twenty-one thousand, one hundred one".