11122142203 has 8 divisors (see below), whose sum is σ = 11799531360. Its totient is φ = 10447324800.

The previous prime is 11122142183. The next prime is 11122142209. The reversal of 11122142203 is 30224122111.

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

It is a cyclic number.

It is not a de Polignac number, because 11122142203 - 2⁹ = 11122141691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11122142209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634023 + ... + 651328.

It is an arithmetic number, because the mean of its divisors is an integer number (1474941420).

Almost surely, 2^11122142203 is an apocalyptic number.

11122142203 is a deficient number, since it is larger than the sum of its proper divisors (677389157).

11122142203 is a wasteful number, since it uses less digits than its factorization.

11122142203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1285877.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11122142203 its reverse (30224122111), we get a palindrome (41346264314).

The spelling of 11122142203 in words is "eleven billion, one hundred twenty-two million, one hundred forty-two thousand, two hundred three".