11221201022 has 8 divisors (see below), whose sum is σ = 17149382856. Its totient is φ = 5504740072.

The previous prime is 11221201003. The next prime is 11221201031. The reversal of 11221201022 is 22010212211.

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

It is a super-2 number, since 2×11221201022² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11221200988 and 11221201006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52930088 + ... + 52930299.

It is an arithmetic number, because the mean of its divisors is an integer number (2143672857).

Almost surely, 2^11221201022 is an apocalyptic number.

11221201022 is a deficient number, since it is larger than the sum of its proper divisors (5928181834).

11221201022 is a wasteful number, since it uses less digits than its factorization.

11221201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105860442.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11221201022 its reverse (22010212211), we get a palindrome (33231413233).

The spelling of 11221201022 in words is "eleven billion, two hundred twenty-one million, two hundred one thousand, twenty-two".