212133103023301 has 4 divisors (see below), whose sum is σ = 215610694876204. Its totient is φ = 208655511170400.

The previous prime is 212133103023253. The next prime is 212133103023313. The reversal of 212133103023301 is 103320301331212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 87154342251201 + 124978760772100 = 9335649^2 + 11179390^2 .

It is a cyclic number.

It is not a de Polignac number, because 212133103023301 - 2⁷ = 212133103023173 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 (212133103053301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1738795926360 + ... + 1738795926481.

It is an arithmetic number, because the mean of its divisors is an integer number (53902673719051).

Almost surely, 2^{212133103023301} is an apocalyptic number.

It is an amenable number.

212133103023301 is a deficient number, since it is larger than the sum of its proper divisors (3477591852903).

212133103023301 is an equidigital number, since it uses as much as digits as its factorization.

212133103023301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3477591852902.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 212133103023301 its reverse (103320301331212), we get a palindrome (315453404354513).

The spelling of 212133103023301 in words is "two hundred twelve trillion, one hundred thirty-three billion, one hundred three million, twenty-three thousand, three hundred one".