1101223023011 has 8 divisors (see below), whose sum is σ = 1188000864864. Its totient is φ = 1016889627520.

The previous prime is 1101223023007. The next prime is 1101223023029. The reversal of 1101223023011 is 1103203221011.

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 1101223023011 - 2² = 1101223023007 is a prime.

It is a super-3 number, since 3×1101223023011³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101223023211) 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, 611110655 + ... + 611112456.

It is an arithmetic number, because the mean of its divisors is an integer number (148500108108).

Almost surely, 2^{1101223023011} is an apocalyptic number.

1101223023011 is a deficient number, since it is larger than the sum of its proper divisors (86777841853).

1101223023011 is a wasteful number, since it uses less digits than its factorization.

1101223023011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222223181.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1101223023011 its reverse (1103203221011), we get a palindrome (2204426244022).

The spelling of 1101223023011 in words is "one trillion, one hundred one billion, two hundred twenty-three million, twenty-three thousand, eleven".