212010026278 has 32 divisors (see below), whose sum is σ = 325748142720. Its totient is φ = 103462168320.

The previous prime is 212010026231. The next prime is 212010026279. The reversal of 212010026278 is 872620010212.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010026279) 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, 9182713 + ... + 9205771.

It is an arithmetic number, because the mean of its divisors is an integer number (10179629460).

Almost surely, 2^212010026278 is an apocalyptic number.

212010026278 is a deficient number, since it is larger than the sum of its proper divisors (113738116442).

212010026278 is a wasteful number, since it uses less digits than its factorization.

212010026278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23812.

The product of its (nonzero) digits is 5376, while the sum is 31.

The spelling of 212010026278 in words is "two hundred twelve billion, ten million, twenty-six thousand, two hundred seventy-eight".