11220210101226 has 64 divisors (see below), whose sum is σ = 26589635424000. Its totient is φ = 3088336613376.

The previous prime is 11220210101201. The next prime is 11220210101227. The reversal of 11220210101226 is 62210101202211.

It is a super-2 number, since 2×11220210101226² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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 31 ways as a sum of consecutive naturals, for example, 9711465 + ... + 10805228.

It is an arithmetic number, because the mean of its divisors is an integer number (415463053500).

Almost surely, 2^{11220210101226} is an apocalyptic number.

11220210101226 is an abundant number, since it is smaller than the sum of its proper divisors (15369425322774).

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

11220210101226 is a wasteful number, since it uses less digits than its factorization.

11220210101226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20517183.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 11220210101226 its reverse (62210101202211), we get a palindrome (73430311303437).

The spelling of 11220210101226 in words is "eleven trillion, two hundred twenty billion, two hundred ten million, one hundred one thousand, two hundred twenty-six".