212021230294 has 16 divisors (see below), whose sum is σ = 321978419136. Its totient is φ = 104702761800.

The previous prime is 212021230283. The next prime is 212021230297. The reversal of 212021230294 is 492032120212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212021230297) 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, 1862352 + ... + 1972915.

It is an arithmetic number, because the mean of its divisors is an integer number (20123651196).

Almost surely, 2^212021230294 is an apocalyptic number.

212021230294 is a deficient number, since it is larger than the sum of its proper divisors (109957188842).

212021230294 is a wasteful number, since it uses less digits than its factorization.

212021230294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835611.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 212021230294 in words is "two hundred twelve billion, twenty-one million, two hundred thirty thousand, two hundred ninety-four".