11220210101225 has 24 divisors (see below), whose sum is σ = 13927645990272. Its totient is φ = 8966759961600.

The previous prime is 11220210101201. The next prime is 11220210101227. The reversal of 11220210101225 is 52210101202211.

It is not a de Polignac number, because 11220210101225 - 2¹⁰ = 11220210100201 is a prime.

It is a super-2 number, since 2×11220210101225² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11220210101197 and 11220210101206.

It is not an unprimeable number, because it can be changed into a prime (11220210101227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347133065 + ... + 347165385.

It is an arithmetic number, because the mean of its divisors is an integer number (580318582928).

Almost surely, 2^{11220210101225} is an apocalyptic number.

It is an amenable number.

11220210101225 is a deficient number, since it is larger than the sum of its proper divisors (2707435889047).

11220210101225 is a wasteful number, since it uses less digits than its factorization.

11220210101225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46457 (or 46452 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 20.

Adding to 11220210101225 its reverse (52210101202211), we get a palindrome (63430311303436).

The spelling of 11220210101225 in words is "eleven trillion, two hundred twenty billion, two hundred ten million, one hundred one thousand, two hundred twenty-five".