10221002200220 has 24 divisors (see below), whose sum is σ = 24530405280864. Its totient is φ = 3504343611456.

The previous prime is 10221002200217. The next prime is 10221002200223. The reversal of 10221002200220 is 2200220012201.

It is an interprime number because it is at equal distance from previous prime (10221002200217) and next prime (10221002200223).

It is a super-3 number, since 3×10221002200220³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 10221002200195 and 10221002200204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221002200223) 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, 36503579147 + ... + 36503579426.

It is an arithmetic number, because the mean of its divisors is an integer number (1022100220036).

Almost surely, 2^{10221002200220} is an apocalyptic number.

10221002200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10221002200220 is an abundant number, since it is smaller than the sum of its proper divisors (14309403080644).

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

10221002200220 is a wasteful number, since it uses less digits than its factorization.

10221002200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73007158589 (or 73007158587 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10221002200220 its reverse (2200220012201), we get a palindrome (12421222212421).

The spelling of 10221002200220 in words is "ten trillion, two hundred twenty-one billion, two million, two hundred thousand, two hundred twenty".