11222103001 has 12 divisors (see below), whose sum is σ = 11649635452. Its totient is φ = 10809759744.

The previous prime is 11222102999. The next prime is 11222103041. The reversal of 11222103001 is 10030122211.

It can be written as a sum of positive squares in 6 ways, for example, as 2480040000 + 8742063001 = 49800^2 + 93499^2 .

It is not a de Polignac number, because 11222103001 - 2¹ = 11222102999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222103041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348745 + ... + 379561.

Almost surely, 2^11222103001 is an apocalyptic number.

It is an amenable number.

11222103001 is a deficient number, since it is larger than the sum of its proper divisors (427532451).

11222103001 is an equidigital number, since it uses as much as digits as its factorization.

11222103001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31308 (or 31279 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11222103001 its reverse (10030122211), we get a palindrome (21252225212).

It can be divided in two parts, 1122210 and 3001, that added together give a palindrome (1125211).

The spelling of 11222103001 in words is "eleven billion, two hundred twenty-two million, one hundred three thousand, one".