212267133 has 24 divisors (see below), whose sum is σ = 331618560. Its totient is φ = 130062240.

The previous prime is 212267101. The next prime is 212267147. The reversal of 212267133 is 331762212.

It is not a de Polignac number, because 212267133 - 2⁵ = 212267101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212267097 and 212267106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212267333) 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, 24168 + ... + 31758.

It is an arithmetic number, because the mean of its divisors is an integer number (13817440).

Almost surely, 2^212267133 is an apocalyptic number.

It is an amenable number.

212267133 is a deficient number, since it is larger than the sum of its proper divisors (119351427).

212267133 is a wasteful number, since it uses less digits than its factorization.

212267133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7849 (or 7846 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 212267133 is about 14569.3902755057. The cubic root of 212267133 is about 596.5235375853.

The spelling of 212267133 in words is "two hundred twelve million, two hundred sixty-seven thousand, one hundred thirty-three".