10210212220220 has 24 divisors (see below), whose sum is σ = 21441650505408. Its totient is φ = 4084045870400.

The previous prime is 10210212220211. The next prime is 10210212220223. The reversal of 10210212220220 is 2202221201201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10210212220223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244676 + ... + 4525515.

It is an arithmetic number, because the mean of its divisors is an integer number (893402104392).

Almost surely, 2^{10210212220220} is an apocalyptic number.

10210212220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10210212220220 is an abundant number, since it is smaller than the sum of its proper divisors (11231438285188).

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

10210212220220 is a wasteful number, since it uses less digits than its factorization.

10210212220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4877221 (or 4877219 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 10210212220220 its reverse (2202221201201), we get a palindrome (12412433421421).

The spelling of 10210212220220 in words is "ten trillion, two hundred ten billion, two hundred twelve million, two hundred twenty thousand, two hundred twenty".