212040094867 has 16 divisors (see below), whose sum is σ = 227125296000. Its totient is φ = 197351679744.

The previous prime is 212040094843. The next prime is 212040094873. The reversal of 212040094867 is 768490040212.

It is a cyclic number.

It is not a de Polignac number, because 212040094867 - 2¹⁵ = 212040062099 is a prime.

It is a super-2 number, since 2×212040094867² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212040094837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1756483 + ... + 1873315.

It is an arithmetic number, because the mean of its divisors is an integer number (14195331000).

Almost surely, 2^212040094867 is an apocalyptic number.

212040094867 is a deficient number, since it is larger than the sum of its proper divisors (15085201133).

212040094867 is a wasteful number, since it uses less digits than its factorization.

212040094867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118530.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 212040094867 in words is "two hundred twelve billion, forty million, ninety-four thousand, eight hundred sixty-seven".