27223532212 has 24 divisors (see below), whose sum is σ = 48329944992. Its totient is φ = 13415757600.

The previous prime is 27223532207. The next prime is 27223532249. The reversal of 27223532212 is 21223532272.

It is a super-2 number, since 2×27223532212² (a number of 22 digits) contains 22 as substring.

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, 42387 + ... + 237157.

It is an arithmetic number, because the mean of its divisors is an integer number (2013747708).

Almost surely, 2^27223532212 is an apocalyptic number.

It is an amenable number.

27223532212 is a deficient number, since it is larger than the sum of its proper divisors (21106412780).

27223532212 is a wasteful number, since it uses less digits than its factorization.

27223532212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195279 (or 195277 counting only the distinct ones).

The product of its digits is 20160, while the sum is 31.

The spelling of 27223532212 in words is "twenty-seven billion, two hundred twenty-three million, five hundred thirty-two thousand, two hundred twelve".