11022140121 has 4 divisors (see below), whose sum is σ = 14696186832. Its totient is φ = 7348093412.

The previous prime is 11022140083. The next prime is 11022140183. The reversal of 11022140121 is 12104122011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11022140121 - 2⁶ = 11022140057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11022140121.

It is not an unprimeable number, because it can be changed into a prime (11022140191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1837023351 + ... + 1837023356.

It is an arithmetic number, because the mean of its divisors is an integer number (3674046708).

Almost surely, 2^11022140121 is an apocalyptic number.

It is an amenable number.

11022140121 is a deficient number, since it is larger than the sum of its proper divisors (3674046711).

11022140121 is an equidigital number, since it uses as much as digits as its factorization.

11022140121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3674046710.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11022140121 its reverse (12104122011), we get a palindrome (23126262132).

The spelling of 11022140121 in words is "eleven billion, twenty-two million, one hundred forty thousand, one hundred twenty-one".