212021012202 has 64 divisors (see below), whose sum is σ = 450647746560. Its totient is φ = 66416039424.

The previous prime is 212021012183. The next prime is 212021012219. The reversal of 212021012202 is 202210120212.

212021012202 is digitally balanced in base 3 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 567258 + ... + 863610.

It is an arithmetic number, because the mean of its divisors is an integer number (7041371040).

Almost surely, 2^212021012202 is an apocalyptic number.

212021012202 is an abundant number, since it is smaller than the sum of its proper divisors (238626734358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212021012202 is a wasteful number, since it uses less digits than its factorization.

212021012202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296507.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 212021012202 its reverse (202210120212), we get a palindrome (414231132414).

The spelling of 212021012202 in words is "two hundred twelve billion, twenty-one million, twelve thousand, two hundred two".