10210212212220 has 120 divisors (see below), whose sum is σ = 33134290358400. Its totient is φ = 2628836235648.

The previous prime is 10210212212201. The next prime is 10210212212227. The reversal of 10210212212220 is 2221221201201.

It is a happy number.

10210212212220 is a `hidden beast` number, since 1 + 0 + 21 + 0 + 212 + 212 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 10210212212193 and 10210212212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210212212227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 108618540 + ... + 108712499.

It is an arithmetic number, because the mean of its divisors is an integer number (276119086320).

Almost surely, 2^{10210212212220} is an apocalyptic number.

10210212212220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10210212212220 is an abundant number, since it is smaller than the sum of its proper divisors (22924078146180).

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

10210212212220 is a wasteful number, since it uses less digits than its factorization.

10210212212220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217331089 (or 217331078 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 10210212212220 its reverse (2221221201201), we get a palindrome (12431433413421).

The spelling of 10210212212220 in words is "ten trillion, two hundred ten billion, two hundred twelve million, two hundred twelve thousand, two hundred twenty".