211222203132 has 96 divisors (see below), whose sum is σ = 515285003520. Its totient is φ = 67285025280.

The previous prime is 211222203113. The next prime is 211222203161. The reversal of 211222203132 is 231302222112.

It is a super-2 number, since 2×211222203132² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211222203099 and 211222203108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5882658 + ... + 5918454.

It is an arithmetic number, because the mean of its divisors is an integer number (5367552120).

Almost surely, 2^211222203132 is an apocalyptic number.

It is an amenable number.

211222203132 is an abundant number, since it is smaller than the sum of its proper divisors (304062800388).

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

211222203132 is a wasteful number, since it uses less digits than its factorization.

211222203132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36091 (or 36089 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 211222203132 its reverse (231302222112), we get a palindrome (442524425244).

The spelling of 211222203132 in words is "two hundred eleven billion, two hundred twenty-two million, two hundred three thousand, one hundred thirty-two".