10022121001212 has 48 divisors (see below), whose sum is σ = 23421461962752. Its totient is φ = 3335493913920.

The previous prime is 10022121001181. The next prime is 10022121001231. The reversal of 10022121001212 is 21210012122001.

It is a junction number, because it is equal to n+sod(n) for n = 10022121001191 and 10022121001200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26332533 + ... + 26710419.

It is an arithmetic number, because the mean of its divisors is an integer number (487947124224).

Almost surely, 2^{10022121001212} is an apocalyptic number.

10022121001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10022121001212 is an abundant number, since it is smaller than the sum of its proper divisors (13399340961540).

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

10022121001212 is a wasteful number, since it uses less digits than its factorization.

10022121001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381338 (or 381336 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10022121001212 its reverse (21210012122001), we get a palindrome (31232133123213).

The spelling of 10022121001212 in words is "ten trillion, twenty-two billion, one hundred twenty-one million, one thousand, two hundred twelve".