11211020122 has 8 divisors (see below), whose sum is σ = 16821588672. Its totient is φ = 5603823900.

The previous prime is 11211020101. The next prime is 11211020147. The reversal of 11211020122 is 22102011211.

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

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, 834754 + ... + 848077.

It is an arithmetic number, because the mean of its divisors is an integer number (2102698584).

Almost surely, 2^11211020122 is an apocalyptic number.

11211020122 is a deficient number, since it is larger than the sum of its proper divisors (5610568550).

11211020122 is a wasteful number, since it uses less digits than its factorization.

11211020122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1686164.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11211020122 its reverse (22102011211), we get a palindrome (33313031333).

The spelling of 11211020122 in words is "eleven billion, two hundred eleven million, twenty thousand, one hundred twenty-two".