211355132 has 12 divisors (see below), whose sum is σ = 382625880. Its totient is φ = 102033456.

The previous prime is 211355129. The next prime is 211355141. The reversal of 211355132 is 231553112.

It is a happy number.

211355132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 211355098 and 211355107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910898 + ... + 911129.

It is an arithmetic number, because the mean of its divisors is an integer number (31885490).

Almost surely, 2^211355132 is an apocalyptic number.

It is an amenable number.

211355132 is a deficient number, since it is larger than the sum of its proper divisors (171270748).

211355132 is a wasteful number, since it uses less digits than its factorization.

211355132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822060 (or 1822058 counting only the distinct ones).

The product of its digits is 900, while the sum is 23.

The square root of 211355132 is about 14538.0580546371. The cubic root of 211355132 is about 595.6679944499.

The spelling of 211355132 in words is "two hundred eleven million, three hundred fifty-five thousand, one hundred thirty-two".