221014054120 has 32 divisors (see below), whose sum is σ = 514429266600. Its totient is φ = 85357151488.

The previous prime is 221014054111. The next prime is 221014054199. The reversal of 221014054120 is 21450410122.

It can be written as a sum of positive squares in 4 ways, for example, as 125232469924 + 95781584196 = 353882^2 + 309486^2 .

It is a junction number, because it is equal to n+sod(n) for n = 221014054091 and 221014054100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95263519 + ... + 95265838.

Almost surely, 2^221014054120 is an apocalyptic number.

221014054120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221014054120 is an abundant number, since it is smaller than the sum of its proper divisors (293415212480).

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

221014054120 is a wasteful number, since it uses less digits than its factorization.

221014054120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190529397 (or 190529393 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

Adding to 221014054120 its reverse (21450410122), we get a palindrome (242464464242).

The spelling of 221014054120 in words is "two hundred twenty-one billion, fourteen million, fifty-four thousand, one hundred twenty".