11222011121001 has 8 divisors (see below), whose sum is σ = 14963241980544. Its totient is φ = 7481060504400.

The previous prime is 11222011120987. The next prime is 11222011121017. The reversal of 11222011121001 is 10012111022211.

It is a happy number.

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

It is not a de Polignac number, because 11222011121001 - 2⁶ = 11222011120937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11222011121051) 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, 69967281 + ... + 70127486.

It is an arithmetic number, because the mean of its divisors is an integer number (1870405247568).

Almost surely, 2^{11222011121001} is an apocalyptic number.

It is an amenable number.

11222011121001 is a deficient number, since it is larger than the sum of its proper divisors (3741230859543).

11222011121001 is a wasteful number, since it uses less digits than its factorization.

11222011121001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140121471.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11222011121001 its reverse (10012111022211), we get a palindrome (21234122143212).

The spelling of 11222011121001 in words is "eleven trillion, two hundred twenty-two billion, eleven million, one hundred twenty-one thousand, one".