215207611132 has 24 divisors (see below), whose sum is σ = 389643276960. Its totient is φ = 103881785280.

The previous prime is 215207611123. The next prime is 215207611139. The reversal of 215207611132 is 231116702512.

It is a junction number, because it is equal to n+sod(n) for n = 215207611094 and 215207611103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215207611139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 995638 + ... + 1192354.

It is an arithmetic number, because the mean of its divisors is an integer number (16235136540).

Almost surely, 2^215207611132 is an apocalyptic number.

It is an amenable number.

215207611132 is a deficient number, since it is larger than the sum of its proper divisors (174435665828).

215207611132 is a wasteful number, since it uses less digits than its factorization.

215207611132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206181 (or 206179 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The spelling of 215207611132 in words is "two hundred fifteen billion, two hundred seven million, six hundred eleven thousand, one hundred thirty-two".