10002001222212 has 12 divisors (see below), whose sum is σ = 23338002851856. Its totient is φ = 3334000407400.

The previous prime is 10002001222193. The next prime is 10002001222219. The reversal of 10002001222212 is 21222210020001.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 10002001222191 and 10002001222200.

It is not an unprimeable number, because it can be changed into a prime (10002001222219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416750050914 + ... + 416750050937.

It is an arithmetic number, because the mean of its divisors is an integer number (1944833570988).

Almost surely, 2^{10002001222212} is an apocalyptic number.

10002001222212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10002001222212 is an abundant number, since it is smaller than the sum of its proper divisors (13336001629644).

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

10002001222212 is a wasteful number, since it uses less digits than its factorization.

10002001222212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833500101858 (or 833500101856 counting only the distinct ones).

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

Adding to 10002001222212 its reverse (21222210020001), we get a palindrome (31224211242213).

The spelling of 10002001222212 in words is "ten trillion, two billion, one million, two hundred twenty-two thousand, two hundred twelve".