211013331132 has 24 divisors (see below), whose sum is σ = 493917648336. Its totient is φ = 70115890048.

The previous prime is 211013331103. The next prime is 211013331161. The reversal of 211013331132 is 231133310112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (211013331103) and next prime (211013331161).

It is a junction number, because it is equal to n+sod(n) for n = 211013331099 and 211013331108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27731913 + ... + 27739520.

It is an arithmetic number, because the mean of its divisors is an integer number (20579902014).

Almost surely, 2^211013331132 is an apocalyptic number.

It is an amenable number.

211013331132 is an abundant number, since it is smaller than the sum of its proper divisors (282904317204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211013331132 is a wasteful number, since it uses less digits than its factorization.

211013331132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55471757 (or 55471755 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 211013331132 its reverse (231133310112), we get a palindrome (442146641244).

The spelling of 211013331132 in words is "two hundred eleven billion, thirteen million, three hundred thirty-one thousand, one hundred thirty-two".