1010210212221 has 8 divisors (see below), whose sum is σ = 1539367942464. Its totient is φ = 577262978400.

The previous prime is 1010210212217. The next prime is 1010210212313. The reversal of 1010210212221 is 1222120120101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1010210212221 - 2² = 1010210212217 is a prime.

It is a super-3 number, since 3×1010210212221³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1010210212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010210212021) 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, 24052624080 + ... + 24052624121.

It is an arithmetic number, because the mean of its divisors is an integer number (192420992808).

Almost surely, 2^{1010210212221} is an apocalyptic number.

It is an amenable number.

1010210212221 is a deficient number, since it is larger than the sum of its proper divisors (529157730243).

1010210212221 is an equidigital number, since it uses as much as digits as its factorization.

1010210212221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48105248211.

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

Adding to 1010210212221 its reverse (1222120120101), we get a palindrome (2232330332322).

The spelling of 1010210212221 in words is "one trillion, ten billion, two hundred ten million, two hundred twelve thousand, two hundred twenty-one".