1100222021311 has 40 divisors (see below), whose sum is σ = 1340996183424. Its totient is φ = 900917241840.

The previous prime is 1100222021309. The next prime is 1100222021377. The reversal of 1100222021311 is 1131202220011.

It is not a de Polignac number, because 1100222021311 - 2¹ = 1100222021309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100222021411) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 45657376 + ... + 45681466.

Almost surely, 2^{1100222021311} is an apocalyptic number.

1100222021311 is a deficient number, since it is larger than the sum of its proper divisors (240774162113).

1100222021311 is an frugal number, since it uses more digits than its factorization.

1100222021311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24969 (or 24948 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1100222021311 its reverse (1131202220011), we get a palindrome (2231424241322).

The spelling of 1100222021311 in words is "one trillion, one hundred billion, two hundred twenty-two million, twenty-one thousand, three hundred eleven".