11222211001203 has 8 divisors (see below), whose sum is σ = 16625497779600. Its totient is φ = 7481474000784.

The previous prime is 11222211001201. The next prime is 11222211001223. The reversal of 11222211001203 is 30210011222211.

It is not a de Polignac number, because 11222211001203 - 2¹ = 11222211001201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11222211001201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207818722218 + ... + 207818722271.

It is an arithmetic number, because the mean of its divisors is an integer number (2078187222450).

Almost surely, 2^{11222211001203} is an apocalyptic number.

11222211001203 is a deficient number, since it is larger than the sum of its proper divisors (5403286778397).

11222211001203 is an equidigital number, since it uses as much as digits as its factorization.

11222211001203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415637444498 (or 415637444492 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11222211001203 its reverse (30210011222211), we get a palindrome (41432222223414).

The spelling of 11222211001203 in words is "eleven trillion, two hundred twenty-two billion, two hundred eleven million, one thousand, two hundred three".