10000212112220 has 48 divisors (see below), whose sum is σ = 22970996804448. Its totient is φ = 3626691567360.

The previous prime is 10000212112217. The next prime is 10000212112223. The reversal of 10000212112220 is 2221121200001.

It is an interprime number because it is at equal distance from previous prime (10000212112217) and next prime (10000212112223).

It is a junction number, because it is equal to n+sod(n) for n = 10000212112195 and 10000212112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000212112223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60850259 + ... + 61014378.

It is an arithmetic number, because the mean of its divisors is an integer number (478562433426).

Almost surely, 2^{10000212112220} is an apocalyptic number.

10000212112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10000212112220 is an abundant number, since it is smaller than the sum of its proper divisors (12970784692228).

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

10000212112220 is a wasteful number, since it uses less digits than its factorization.

10000212112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121865030 (or 121865028 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10000212112220 its reverse (2221121200001), we get a palindrome (12221333312221).

The spelling of 10000212112220 in words is "ten trillion, two hundred twelve million, one hundred twelve thousand, two hundred twenty".