11211222201022 has 8 divisors (see below), whose sum is σ = 16833434324616. Its totient is φ = 5600077426152.

The previous prime is 11211222201001. The next prime is 11211222201031. The reversal of 11211222201022 is 22010222211211.

11211222201022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 2766834648 + ... + 2766838699.

It is an arithmetic number, because the mean of its divisors is an integer number (2104179290577).

Almost surely, 2^{11211222201022} is an apocalyptic number.

11211222201022 is a deficient number, since it is larger than the sum of its proper divisors (5622212123594).

11211222201022 is a wasteful number, since it uses less digits than its factorization.

11211222201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5533674362.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11211222201022 its reverse (22010222211211), we get a palindrome (33221444412233).

The spelling of 11211222201022 in words is "eleven trillion, two hundred eleven billion, two hundred twenty-two million, two hundred one thousand, twenty-two".