10020201212 has 12 divisors (see below), whose sum is σ = 20040402480. Its totient is φ = 4294371936.

The previous prime is 10020201203. The next prime is 10020201223. The reversal of 10020201212 is 21210202001.

It is a happy number.

10020201212 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 10020201193 and 10020201202.

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, 178932137 + ... + 178932192.

It is an arithmetic number, because the mean of its divisors is an integer number (1670033540).

Almost surely, 2^10020201212 is an apocalyptic number.

It is an amenable number.

10020201212 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.

10020201212 is a wasteful number, since it uses less digits than its factorization.

10020201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357864340 (or 357864338 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10020201212 its reverse (21210202001), we get a palindrome (31230403213).

The spelling of 10020201212 in words is "ten billion, twenty million, two hundred one thousand, two hundred twelve".