212030021022 has 8 divisors (see below), whose sum is σ = 424060042056. Its totient is φ = 70676673672.

The previous prime is 212030021017. The next prime is 212030021141. The reversal of 212030021022 is 220120030212.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

212030021022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 212030020992 and 212030021010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17669168413 + ... + 17669168424.

It is an arithmetic number, because the mean of its divisors is an integer number (53007505257).

Almost surely, 2^212030021022 is an apocalyptic number.

212030021022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212030021022 is a wasteful number, since it uses less digits than its factorization.

212030021022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35338336842.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 212030021022 its reverse (220120030212), we get a palindrome (432150051234).

The spelling of 212030021022 in words is "two hundred twelve billion, thirty million, twenty-one thousand, twenty-two".