20212030223212 has 24 divisors (see below), whose sum is σ = 35377293631680. Its totient is φ = 10104232250640.

The previous prime is 20212030223197. The next prime is 20212030223237. The reversal of 20212030223212 is 21232203021202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 974204223 + ... + 974224969.

It is an arithmetic number, because the mean of its divisors is an integer number (1474053901320).

Almost surely, 2^{20212030223212} is an apocalyptic number.

It is an amenable number.

20212030223212 is a deficient number, since it is larger than the sum of its proper divisors (15165263408468).

20212030223212 is a wasteful number, since it uses less digits than its factorization.

20212030223212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51981 (or 51979 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20212030223212 its reverse (21232203021202), we get a palindrome (41444233244414).

The spelling of 20212030223212 in words is "twenty trillion, two hundred twelve billion, thirty million, two hundred twenty-three thousand, two hundred twelve".