212211132333101 has 4 divisors (see below), whose sum is σ = 231503053454304. Its totient is φ = 192919211211900.

The previous prime is 212211132333061. The next prime is 212211132333103. The reversal of 212211132333101 is 101333231112212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212211132333101 - 2²⁶ = 212211065224237 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 (212211132333103) 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, 9645960560585 + ... + 9645960560606.

It is an arithmetic number, because the mean of its divisors is an integer number (57875763363576).

Almost surely, 2^{212211132333101} is an apocalyptic number.

It is an amenable number.

212211132333101 is a deficient number, since it is larger than the sum of its proper divisors (19291921121203).

212211132333101 is a wasteful number, since it uses less digits than its factorization.

212211132333101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19291921121202.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 212211132333101 its reverse (101333231112212), we get a palindrome (313544363445313).

The spelling of 212211132333101 in words is "two hundred twelve trillion, two hundred eleven billion, one hundred thirty-two million, three hundred thirty-three thousand, one hundred one".